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2031133032253 = 13521947331657
BaseRepresentation
bin11101100011101000111…
…101100111111100111101
321012011201011010202101201
4131203220331213330331
5231234230024013003
64153031205535501
7266513240624653
oct35435075477475
97164634122351
102031133032253
11713442710806
12289792414591
131196c55a4350
1470443594dd3
1537c7b314b1d
hex1d8e8f67f3d

2031133032253 has 16 divisors (see below), whose sum is σ = 2191873034736. Its totient is φ = 1871036743680.

The previous prime is 2031133032239. The next prime is 2031133032293. The reversal of 2031133032253 is 3522303311302.

It can be written as a sum of positive squares in 8 ways, for example, as 700569 + 2031132331684 = 837^2 + 1425178^2 .

It is a de Polignac number, because none of the positive numbers 2k-2031133032253 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 (2031133032293) 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, 64144801 + ... + 64176457.

It is an arithmetic number, because the mean of its divisors is an integer number (136992064671).

Almost surely, 22031133032253 is an apocalyptic number.

It is an amenable number.

2031133032253 is a deficient number, since it is larger than the sum of its proper divisors (160740002483).

2031133032253 is a wasteful number, since it uses less digits than its factorization.

2031133032253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41664.

The product of its (nonzero) digits is 9720, while the sum is 28.

Adding to 2031133032253 its reverse (3522303311302), we get a palindrome (5553436343555).

The spelling of 2031133032253 in words is "two trillion, thirty-one billion, one hundred thirty-three million, thirty-two thousand, two hundred fifty-three".

Divisors: 1 13 521 6773 9473 31657 123149 411541 4935433 16493297 64160629 214412861 299886761 3898527893 156241002481 2031133032253