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57503402334 = 23371514212393
BaseRepresentation
bin110101100011011110…
…000100100101011110
312111102111210111121000
4311203132010211132
51420231332333314
642230001251130
74103662566210
oct654336044536
9174374714530
1057503402334
1122429198304
12b189933aa6
13556544c571
142ad708a5b0
15176849a209
hexd6378495e

57503402334 has 128 divisors (see below), whose sum is σ = 147418306560. Its totient is φ = 16275168000.

The previous prime is 57503402323. The next prime is 57503402399. The reversal of 57503402334 is 43320430575.

57503402334 is a `hidden beast` number, since 575 + 0 + 34 + 0 + 23 + 34 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24028642 + ... + 24031034.

It is an arithmetic number, because the mean of its divisors is an integer number (1151705520).

Almost surely, 257503402334 is an apocalyptic number.

57503402334 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 57503402334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73709153280).

57503402334 is an abundant number, since it is smaller than the sum of its proper divisors (89914904226).

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

57503402334 is a wasteful number, since it uses less digits than its factorization.

57503402334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2983 (or 2977 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 36.

The spelling of 57503402334 in words is "fifty-seven billion, five hundred three million, four hundred two thousand, three hundred thirty-four".

Divisors: 1 2 3 6 7 9 14 18 21 27 42 54 63 126 151 189 302 378 421 453 842 906 1057 1263 1359 2114 2393 2526 2718 2947 3171 3789 4077 4786 5894 6342 7179 7578 8154 8841 9513 11367 14358 16751 17682 19026 21537 22734 26523 28539 33502 43074 50253 53046 57078 63571 64611 79569 100506 127142 129222 150759 159138 190713 301518 361343 381426 444997 452277 572139 722686 889994 904554 1007453 1084029 1144278 1334991 1716417 2014906 2168058 2529401 2669982 3022359 3252087 3432834 4004973 5058802 6044718 6504174 7052171 7588203 8009946 9067077 9756261 12014919 14104342 15176406 18134154 19512522 21156513 22764609 24029838 27201231 42313026 45529218 54402462 63469539 68293827 126939078 136587654 152125403 190408617 304250806 380817234 456376209 912752418 1064877821 1369128627 2129755642 2738257254 3194633463 4107385881 6389266926 8214771762 9583900389 19167800778 28751701167 57503402334