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51342512524253 = 531291862986959
BaseRepresentation
bin10111010110010000111000…
…01110001000101111011101
320201210021222222022201012022
423223020130032020233131
523212143431201234003
6301110231415545525
713546242215534066
oct1353103416105735
9221707888281168
1051342512524253
11153a5267906a45
12591263368b2a5
1322857692958c2
14c96dc2d1156d
155e080ae1d738
hex2eb21c388bdd

51342512524253 has 16 divisors (see below), whose sum is σ = 52358428166400. Its totient is φ = 50328354697920.

The previous prime is 51342512524241. The next prime is 51342512524283. The reversal of 51342512524253 is 35242521524315.

It is a cyclic number.

It is not a de Polignac number, because 51342512524253 - 210 = 51342512523229 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 (51342512524213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 590378588 + ... + 590465546.

It is an arithmetic number, because the mean of its divisors is an integer number (3272401760400).

Almost surely, 251342512524253 is an apocalyptic number.

51342512524253 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

51342512524253 is a deficient number, since it is larger than the sum of its proper divisors (1015915642147).

51342512524253 is a wasteful number, since it uses less digits than its factorization.

51342512524253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96932.

The product of its digits is 1440000, while the sum is 44.

The spelling of 51342512524253 in words is "fifty-one trillion, three hundred forty-two billion, five hundred twelve million, five hundred twenty-four thousand, two hundred fifty-three".

Divisors: 1 53 1291 8629 68423 86959 457337 4608827 11140039 112264069 590422067 750369211 5949995657 39769568183 968726651401 51342512524253