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57903307663154 = 21712668313443307
BaseRepresentation
bin11010010101001101010100…
…00101011010011100110010
321121000111120001212000121012
431022212222011122130302
530042141433230210104
6323052225021030522
715124242641221562
oct1512465205323462
9247014501760535
1057903307663154
11174a4722704538
1265b20706b5442
132640348b70a25
14104276c238da2
156a62e7e53d6e
hex34a9aa15a732

57903307663154 has 16 divisors (see below), whose sum is σ = 91964809656288. Its totient is φ = 27248398251072.

The previous prime is 57903307663141. The next prime is 57903307663199. The reversal of 57903307663154 is 45136670330975.

It is a junction number, because it is equal to n+sod(n) for n = 57903307663093 and 57903307663102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2414432 + ... + 11028875.

It is an arithmetic number, because the mean of its divisors is an integer number (5747800603518).

Almost surely, 257903307663154 is an apocalyptic number.

57903307663154 is a deficient number, since it is larger than the sum of its proper divisors (34061501993134).

57903307663154 is a wasteful number, since it uses less digits than its factorization.

57903307663154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13570009.

The product of its (nonzero) digits is 42865200, while the sum is 59.

The spelling of 57903307663154 in words is "fifty-seven trillion, nine hundred three billion, three hundred seven million, six hundred sixty-three thousand, one hundred fifty-four".

Divisors: 1 2 17 34 126683 253366 2153611 4307222 13443307 26886614 228536219 457072438 1703038460681 3406076921362 28951653831577 57903307663154