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86302990080 = 283352497193
BaseRepresentation
bin101000001100000001…
…1110001111100000000
322020202121022010221000
41100120003301330000
52403222031140310
6103351432332000
76143445211656
oct1203003617400
9266677263830
1086302990080
113366787389a
1214886844000
1381a4c07648
144269cd8dd6
1523a1a064c0
hex14180f1f00

86302990080 has 144 divisors (see below), whose sum is σ = 306255872160. Its totient is φ = 23014121472.

The previous prime is 86302990031. The next prime is 86302990087. The reversal of 86302990080 is 8009920368.

86302990080 is a `hidden beast` number, since 8 + 630 + 2 + 9 + 9 + 0 + 0 + 8 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86302990087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1214037 + ... + 1283156.

It is an arithmetic number, because the mean of its divisors is an integer number (2126776890).

Almost surely, 286302990080 is an apocalyptic number.

86302990080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

86302990080 is an abundant number, since it is smaller than the sum of its proper divisors (219952882080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86302990080 is a wasteful number, since it uses less digits than its factorization.

86302990080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2497223 (or 2497203 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The spelling of 86302990080 in words is "eighty-six billion, three hundred two million, nine hundred ninety thousand, eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 90 96 108 120 128 135 144 160 180 192 216 240 256 270 288 320 360 384 432 480 540 576 640 720 768 864 960 1080 1152 1280 1440 1728 1920 2160 2304 2880 3456 3840 4320 5760 6912 8640 11520 17280 34560 2497193 4994386 7491579 9988772 12485965 14983158 19977544 22474737 24971930 29966316 37457895 39955088 44949474 49943860 59932632 67424211 74915790 79910176 89898948 99887720 112373685 119865264 134848422 149831580 159820352 179797896 199775440 224747370 239730528 269696844 299663160 319640704 337121055 359595792 399550880 449494740 479461056 539393688 599326320 639281408 674242110 719191584 799101760 898989480 958922112 1078787376 1198652640 1348484220 1438383168 1598203520 1797978960 1917844224 2157574752 2397305280 2696968440 2876766336 3196407040 3595957920 4315149504 4794610560 5393936880 5753532672 7191915840 8630299008 9589221120 10787873760 14383831680 17260598016 21575747520 28767663360 43151495040 86302990080