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57191266348 = 2297147400171
BaseRepresentation
bin110101010000110111…
…010111100000101100
312110121202110100111221
4311100313113200230
51414111431010343
642135011153124
74063152512566
oct652067274054
9173552410457
1057191266348
1122288a84987
12b1012a57a4
135515892908
142aa7838336
15174ad905ed
hexd50dd782c

57191266348 has 12 divisors (see below), whose sum is σ = 101116517992. Its totient is φ = 28300832640.

The previous prime is 57191266277. The next prime is 57191266373. The reversal of 57191266348 is 84366219175.

57191266348 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 57191266295 and 57191266304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73699698 + ... + 73700473.

Almost surely, 257191266348 is an apocalyptic number.

It is an amenable number.

57191266348 is a deficient number, since it is larger than the sum of its proper divisors (43925251644).

57191266348 is a wasteful number, since it uses less digits than its factorization.

57191266348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147400272 (or 147400270 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 52.

The spelling of 57191266348 in words is "fifty-seven billion, one hundred ninety-one million, two hundred sixty-six thousand, three hundred forty-eight".

Divisors: 1 2 4 97 194 388 147400171 294800342 589600684 14297816587 28595633174 57191266348