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86754080 = 2557292671
BaseRepresentation
bin1010010101111…
…00001100100000
320001020120020002
411022330030200
5134202112310
612335235132
72102253230
oct512741440
9201216202
1086754080
1144a74696
1225078aa8
1314c8669a
14b743cc0
157939da5
hex52bc320

86754080 has 96 divisors (see below), whose sum is σ = 242403840. Its totient is φ = 28707840.

The previous prime is 86754067. The next prime is 86754097. The reversal of 86754080 is 8045768.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31145 + ... + 33815.

It is an arithmetic number, because the mean of its divisors is an integer number (2525040).

Almost surely, 286754080 is an apocalyptic number.

86754080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86754080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121201920).

86754080 is an abundant number, since it is smaller than the sum of its proper divisors (155649760).

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

86754080 is a wasteful number, since it uses less digits than its factorization.

86754080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2722 (or 2714 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 38.

The square root of 86754080 is about 9314.1870283992. The cubic root of 86754080 is about 442.6868650160.

The spelling of 86754080 in words is "eighty-six million, seven hundred fifty-four thousand, eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 29 32 35 40 56 58 70 80 112 116 140 145 160 203 224 232 280 290 406 464 560 580 812 928 1015 1120 1160 1624 2030 2320 2671 3248 4060 4640 5342 6496 8120 10684 13355 16240 18697 21368 26710 32480 37394 42736 53420 74788 77459 85472 93485 106840 149576 154918 186970 213680 299152 309836 373940 387295 427360 542213 598304 619672 747880 774590 1084426 1239344 1495760 1549180 2168852 2478688 2711065 2991520 3098360 4337704 5422130 6196720 8675408 10844260 12393440 17350816 21688520 43377040 86754080