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57483237505 = 590073127637
BaseRepresentation
bin110101100010010001…
…001001100010000001
312111101002212000122111
4311202101021202001
51420211202100010
642224001135321
74103326312501
oct654221114201
9174332760574
1057483237505
1122418875161
12b18302a541
13556120c105
142ad451ba01
15176681558a
hexd62449881

57483237505 has 8 divisors (see below), whose sum is σ = 68981191272. Its totient is φ = 45985719168.

The previous prime is 57483237491. The next prime is 57483237551. The reversal of 57483237505 is 50573238475.

It can be written as a sum of positive squares in 4 ways, for example, as 4428103936 + 53055133569 = 66544^2 + 230337^2 .

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 57483237505 - 27 = 57483237377 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 386547 + ... + 514183.

It is an arithmetic number, because the mean of its divisors is an integer number (8622648909).

Almost surely, 257483237505 is an apocalyptic number.

It is an amenable number.

57483237505 is a deficient number, since it is larger than the sum of its proper divisors (11497953767).

57483237505 is a wasteful number, since it uses less digits than its factorization.

57483237505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217715.

The product of its (nonzero) digits is 3528000, while the sum is 49.

The spelling of 57483237505 in words is "fifty-seven billion, four hundred eighty-three million, two hundred thirty-seven thousand, five hundred five".

Divisors: 1 5 90073 127637 450365 638185 11496647501 57483237505