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53120574269 = 766173114679
BaseRepresentation
bin110001011110001110…
…111010001100111101
312002010001201202202122
4301132032322030331
51332242331334034
640223034132325
73560243300630
oct613616721475
9162101652678
1053120574269
112058a1a7754
12a365b810a5
13501741c689
1427dcd61c17
1515ad80462e
hexc5e3ba33d

53120574269 has 8 divisors (see below), whose sum is σ = 60710674560. Its totient is φ = 45530835696.

The previous prime is 53120574259. The next prime is 53120574323. The reversal of 53120574269 is 96247502135.

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 53120574269 - 228 = 52852138813 is a prime.

It is a super-2 number, since 2×531205742692 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53120574239) 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, 405872 + ... + 520550.

It is an arithmetic number, because the mean of its divisors is an integer number (7588834320).

Almost surely, 253120574269 is an apocalyptic number.

It is an amenable number.

53120574269 is a deficient number, since it is larger than the sum of its proper divisors (7590100291).

53120574269 is a wasteful number, since it uses less digits than its factorization.

53120574269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180859.

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 53120574269 in words is "fifty-three billion, one hundred twenty million, five hundred seventy-four thousand, two hundred sixty-nine".

Divisors: 1 7 66173 114679 463211 802753 7588653467 53120574269