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57381769996 = 2229494670431
BaseRepresentation
bin110101011100001110…
…000101001100001100
312111010000220221101121
4311130032011030030
51420004213114441
642205534250324
74100654666035
oct653416051414
9174100827347
1057381769996
1122376571111
12b1550569a4
1355461a3675
142ac4c67a8c
15175c970dd1
hexd5c38530c

57381769996 has 12 divisors (see below), whose sum is σ = 103880790720. Its totient is φ = 27701544080.

The previous prime is 57381769993. The next prime is 57381769999. The reversal of 57381769996 is 69996718375.

It is an interprime number because it is at equal distance from previous prime (57381769993) and next prime (57381769999).

It is not an unprimeable number, because it can be changed into a prime (57381769993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247335100 + ... + 247335331.

It is an arithmetic number, because the mean of its divisors is an integer number (8656732560).

Almost surely, 257381769996 is an apocalyptic number.

It is an amenable number.

57381769996 is a deficient number, since it is larger than the sum of its proper divisors (46499020724).

57381769996 is a wasteful number, since it uses less digits than its factorization.

57381769996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494670464 (or 494670462 counting only the distinct ones).

The product of its digits is 154314720, while the sum is 70.

The spelling of 57381769996 in words is "fifty-seven billion, three hundred eighty-one million, seven hundred sixty-nine thousand, nine hundred ninety-six".

Divisors: 1 2 4 29 58 116 494670431 989340862 1978681724 14345442499 28690884998 57381769996