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2957900057 = 71724856303
BaseRepresentation
bin1011000001001101…
…1111100100011001
321122010210220001222
42300103133210121
522024210300212
61205302021425
7133204510220
oct26023374431
97563726058
102957900057
111288726102
126a6717875
13381a63c28
14200ba7cb7
15124a29c72
hexb04df919

2957900057 has 8 divisors (see below), whose sum is σ = 3579307776. Its totient is φ = 2386204992.

The previous prime is 2957900047. The next prime is 2957900063. The reversal of 2957900057 is 7500097592.

2957900057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2957900057 - 220 = 2956851481 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2957899990 and 2957900017.

It is not an unprimeable number, because it can be changed into a prime (2957900017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12428033 + ... + 12428270.

It is an arithmetic number, because the mean of its divisors is an integer number (447413472).

Almost surely, 22957900057 is an apocalyptic number.

It is an amenable number.

2957900057 is a deficient number, since it is larger than the sum of its proper divisors (621407719).

2957900057 is a wasteful number, since it uses less digits than its factorization.

2957900057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24856327.

The product of its (nonzero) digits is 198450, while the sum is 44.

The square root of 2957900057 is about 54386.5797508908. The cubic root of 2957900057 is about 1435.4712494358.

The spelling of 2957900057 in words is "two billion, nine hundred fifty-seven million, nine hundred thousand, fifty-seven".

Divisors: 1 7 17 119 24856303 173994121 422557151 2957900057