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525257075253 = 3374732045723
BaseRepresentation
bin1111010010010111100…
…00101110101000110101
31212012210001212002000010
413221023300232220311
532101211302402003
61041144430010433
752643234321301
oct7511360565065
91765701762003
10525257075253
1119283aa1aa09
128596b646a19
133a6baa03211
141b5cb7a8d01
15d9e3186003
hex7a4bc2ea35

525257075253 has 8 divisors (see below), whose sum is σ = 719270950048. Its totient is φ = 340707291984.

The previous prime is 525257075219. The next prime is 525257075297. The reversal of 525257075253 is 352570752525.

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

It is not a de Polignac number, because 525257075253 - 210 = 525257074229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525257075653) 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, 2366022751 + ... + 2366022972.

It is an arithmetic number, because the mean of its divisors is an integer number (89908868756).

Almost surely, 2525257075253 is an apocalyptic number.

It is an amenable number.

525257075253 is a deficient number, since it is larger than the sum of its proper divisors (194013874795).

525257075253 is a wasteful number, since it uses less digits than its factorization.

525257075253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4732045763.

The product of its (nonzero) digits is 3675000, while the sum is 48.

The spelling of 525257075253 in words is "five hundred twenty-five billion, two hundred fifty-seven million, seventy-five thousand, two hundred fifty-three".

Divisors: 1 3 37 111 4732045723 14196137169 175085691751 525257075253