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86042460 = 22357349587
BaseRepresentation
bin1010010000011…
…10011101011100
312222220102001210
411020032131130
5134011324320
612312104420
72063230440
oct510163534
9188812053
1086042460
1144628a79
1224995110
1314a977ca
14b5da820
1578490e0
hex520e75c

86042460 has 96 divisors (see below), whose sum is σ = 276595200. Its totient is φ = 19577088.

The previous prime is 86042459. The next prime is 86042461. The reversal of 86042460 is 6424068.

It is an interprime number because it is at equal distance from previous prime (86042459) and next prime (86042461).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86042461) 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 31 ways as a sum of consecutive naturals, for example, 146287 + ... + 146873.

It is an arithmetic number, because the mean of its divisors is an integer number (2881200).

Almost surely, 286042460 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86042460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138297600).

86042460 is an abundant number, since it is smaller than the sum of its proper divisors (190552740).

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

86042460 is a wasteful number, since it uses less digits than its factorization.

86042460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955 (or 953 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 86042460 is about 9275.9075027730. The cubic root of 86042460 is about 441.4731271803.

The spelling of 86042460 in words is "eighty-six million, forty-two thousand, four hundred sixty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 349 420 587 698 1047 1174 1396 1745 1761 2094 2348 2443 2935 3490 3522 4109 4188 4886 5235 5870 6980 7044 7329 8218 8805 9772 10470 11740 12215 12327 14658 16436 17610 20545 20940 24430 24654 29316 35220 36645 41090 48860 49308 61635 73290 82180 123270 146580 204863 246540 409726 614589 819452 1024315 1229178 1434041 2048630 2458356 2868082 3072945 4097260 4302123 5736164 6145890 7170205 8604246 12291780 14340410 17208492 21510615 28680820 43021230 86042460