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520234264445 = 5724063752253
BaseRepresentation
bin1111001001000000110…
…00001110011101111101
31211201211000112211220012
413210200120032131331
532010414432430240
61034554201433005
752404614200100
oct7444030163575
91751730484805
10520234264445
111906a27528a5
12849a949b765
133a09a218a0c
141b27268a737
15d7ec225b65
hex792060e77d

520234264445 has 24 divisors (see below), whose sum is σ = 726236333784. Its totient is φ = 356716461696.

The previous prime is 520234264423. The next prime is 520234264483. The reversal of 520234264445 is 544462432025.

It can be written as a sum of positive squares in 4 ways, for example, as 10248322756 + 509985941689 = 101234^2 + 714133^2 .

It is not a de Polignac number, because 520234264445 - 210 = 520234263421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9929939 + ... + 9982191.

It is an arithmetic number, because the mean of its divisors is an integer number (30259847241).

Almost surely, 2520234264445 is an apocalyptic number.

It is an amenable number.

520234264445 is a deficient number, since it is larger than the sum of its proper divisors (206002069339).

520234264445 is a wasteful number, since it uses less digits than its factorization.

520234264445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92909 (or 92902 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 41.

The spelling of 520234264445 in words is "five hundred twenty billion, two hundred thirty-four million, two hundred sixty-four thousand, four hundred forty-five".

Divisors: 1 5 7 35 49 245 40637 52253 203185 261265 284459 365771 1422295 1828855 1991213 2560397 9956065 12801985 2123405161 10617025805 14863836127 74319180635 104046852889 520234264445