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57130353265642 = 2172373056717731
BaseRepresentation
bin11001111110101101100100…
…11010011000101111101010
321111021121102112210020111121
430333112302122120233222
524442010430414000032
6321301153313445454
715014350261233556
oct1477266232305752
9244247375706447
1057130353265642
1117226935040238
1264a82b387088a
1325b54a5180847
1410171a3bc6866
15691159203a97
hex33f5b2698bea

57130353265642 has 16 divisors (see below), whose sum is σ = 94681506180672. Its totient is φ = 25715964640960.

The previous prime is 57130353265639. The next prime is 57130353265681. The reversal of 57130353265642 is 24656235303175.

It is a self number, because there is not a number n which added to its sum of digits gives 57130353265642.

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, 36528358084 + ... + 36528359647.

It is an arithmetic number, because the mean of its divisors is an integer number (5917594136292).

Almost surely, 257130353265642 is an apocalyptic number.

57130353265642 is a deficient number, since it is larger than the sum of its proper divisors (37551152915030).

57130353265642 is a wasteful number, since it uses less digits than its factorization.

57130353265642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73056717773.

The product of its (nonzero) digits is 13608000, while the sum is 52.

The spelling of 57130353265642 in words is "fifty-seven trillion, one hundred thirty billion, three hundred fifty-three million, two hundred sixty-five thousand, six hundred forty-two".

Divisors: 1 2 17 23 34 46 391 782 73056717731 146113435462 1241964201427 1680304507813 2483928402854 3360609015626 28565176632821 57130353265642