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57989037312 = 283225168853
BaseRepresentation
bin110110000000011010…
…100111110100000000
312112200100121022112200
4312000122213310000
51422230143143222
642350110153200
74122010453503
oct660032476400
9175610538480
1057989037312
1122658333028
12b2a44b2800
135611c4503b
142b4178313a
151795e26eac
hexd806a7d00

57989037312 has 54 divisors (see below), whose sum is σ = 167196697122. Its totient is φ = 19329678336.

The previous prime is 57989037259. The next prime is 57989037329. The reversal of 57989037312 is 21373098975.

57989037312 is a `hidden beast` number, since 579 + 8 + 9 + 0 + 37 + 31 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 44971140096 + 13017897216 = 212064^2 + 114096^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12582123 + ... + 12586730.

Almost surely, 257989037312 is an apocalyptic number.

It is an amenable number.

57989037312 is an abundant number, since it is smaller than the sum of its proper divisors (109207659810).

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

57989037312 is a wasteful number, since it uses less digits than its factorization.

57989037312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25168875 (or 25168858 counting only the distinct ones).

The product of its (nonzero) digits is 2857680, while the sum is 54.

The spelling of 57989037312 in words is "fifty-seven billion, nine hundred eighty-nine million, thirty-seven thousand, three hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 256 288 384 576 768 1152 2304 25168853 50337706 75506559 100675412 151013118 201350824 226519677 302026236 402701648 453039354 604052472 805403296 906078708 1208104944 1610806592 1812157416 2416209888 3221613184 3624314832 4832419776 6443226368 7248629664 9664839552 14497259328 19329679104 28994518656 57989037312