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2431252225025 = 52137480776077
BaseRepresentation
bin100011011000010001111…
…011001101110000000001
322121102111010222202010122
4203120101323031300001
5304313201032200100
65100522444510025
7340436460635531
oct43302173156001
98542433882118
102431252225025
118580a7553428
1233323954b315
1314835c816050
148595d5034c1
1543398404985
hex23611ecdc01

2431252225025 has 12 divisors (see below), whose sum is σ = 3246656817852. Its totient is φ = 1795386258240.

The previous prime is 2431252224967. The next prime is 2431252225027. The reversal of 2431252225025 is 5205222521342.

It can be written as a sum of positive squares in 6 ways, for example, as 889443268609 + 1541808956416 = 943103^2 + 1241696^2 .

It is not a de Polignac number, because 2431252225025 - 220 = 2431251176449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2431252225027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3740387714 + ... + 3740388363.

It is an arithmetic number, because the mean of its divisors is an integer number (270554734821).

Almost surely, 22431252225025 is an apocalyptic number.

2431252225025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2431252225025 is a deficient number, since it is larger than the sum of its proper divisors (815404592827).

2431252225025 is a wasteful number, since it uses less digits than its factorization.

2431252225025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7480776100 (or 7480776095 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 2431252225025 its reverse (5205222521342), we get a palindrome (7636474746367).

The spelling of 2431252225025 in words is "two trillion, four hundred thirty-one billion, two hundred fifty-two million, two hundred twenty-five thousand, twenty-five".

Divisors: 1 5 13 25 65 325 7480776077 37403880385 97250089001 187019401925 486250445005 2431252225025