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57386994910 = 257819814213
BaseRepresentation
bin110101011100100010…
…000000110011011110
312111010101202101121221
4311130202000303132
51420012032314120
642210242243554
74101050260030
oct653442006336
9174111671557
1057386994910
112237950a723
12b1569565ba
1355472b292b
142ac5827c50
15175d1540aa
hexd5c880cde

57386994910 has 16 divisors (see below), whose sum is σ = 118053246816. Its totient is φ = 19675541088.

The previous prime is 57386994883. The next prime is 57386994947. The reversal of 57386994910 is 1949968375.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409907037 + ... + 409907176.

It is an arithmetic number, because the mean of its divisors is an integer number (7378327926).

Almost surely, 257386994910 is an apocalyptic number.

57386994910 is an abundant number, since it is smaller than the sum of its proper divisors (60666251906).

57386994910 is a wasteful number, since it uses less digits than its factorization.

57386994910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819814227.

The product of its (nonzero) digits is 14696640, while the sum is 61.

The spelling of 57386994910 in words is "fifty-seven billion, three hundred eighty-six million, nine hundred ninety-four thousand, nine hundred ten".

Divisors: 1 2 5 7 10 14 35 70 819814213 1639628426 4099071065 5738699491 8198142130 11477398982 28693497455 57386994910