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2053425631 = 17225727647
BaseRepresentation
bin111101001100100…
…1100100111011111
312022002212211102011
41322121030213133
513201134110011
6535432012051
7101612554435
oct17231144737
95262784364
102053425631
11964118084
12493831027
13269561a6a
14156a04d55
15c0417621
hex7a64c9df

2053425631 has 12 divisors (see below), whose sum is σ = 2189887488. Its totient is φ = 1925046272.

The previous prime is 2053425611. The next prime is 2053425637. The reversal of 2053425631 is 1365243502.

It is a happy number.

It is not a de Polignac number, because 2053425631 - 25 = 2053425599 is a prime.

It is a super-2 number, since 2×20534256312 = 8433113644095496322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2053425593 and 2053425602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2053425637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60450 + ... + 88096.

It is an arithmetic number, because the mean of its divisors is an integer number (182490624).

Almost surely, 22053425631 is an apocalyptic number.

2053425631 is a deficient number, since it is larger than the sum of its proper divisors (136461857).

2053425631 is a wasteful number, since it uses less digits than its factorization.

2053425631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27938 (or 27921 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 2053425631 is about 45314.7396660292. The cubic root of 2053425631 is about 1271.0412918204.

The spelling of 2053425631 in words is "two billion, fifty-three million, four hundred twenty-five thousand, six hundred thirty-one".

Divisors: 1 17 257 289 4369 27647 74273 469999 7105279 7989983 120789743 2053425631