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57973764345 = 3571921529449
BaseRepresentation
bin110101111111100000…
…010111000011111001
312112122021212100222020
4311333200113003321
51422212240424340
642344402545053
74121433603060
oct657740270371
9175567770866
1057973764345
112264a751242
12b29b368189
13560ba28393
142b3d7291d7
15179490b9d0
hexd7f8170f9

57973764345 has 48 divisors (see below), whose sum is σ = 111882326400. Its totient is φ = 25107418368.

The previous prime is 57973764337. The next prime is 57973764391. The reversal of 57973764345 is 54346737975.

It is not a de Polignac number, because 57973764345 - 23 = 57973764337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 726820 + ... + 802629.

It is an arithmetic number, because the mean of its divisors is an integer number (2330881800).

Almost surely, 257973764345 is an apocalyptic number.

It is an amenable number.

57973764345 is a deficient number, since it is larger than the sum of its proper divisors (53908562055).

57973764345 is a wasteful number, since it uses less digits than its factorization.

57973764345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1529502 (or 1529483 counting only the distinct ones).

The product of its digits is 66679200, while the sum is 60.

The spelling of 57973764345 in words is "fifty-seven billion, nine hundred seventy-three million, seven hundred sixty-four thousand, three hundred forty-five".

Divisors: 1 3 5 7 15 19 21 35 57 95 105 133 285 361 399 665 1083 1805 1995 2527 5415 7581 12635 37905 1529449 4588347 7647245 10706143 22941735 29059531 32118429 53530715 87178593 145297655 160592145 203416717 435892965 552131089 610250151 1017083585 1656393267 2760655445 3051250755 3864917623 8281966335 11594752869 19324588115 57973764345