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51314425025 = 522052577001
BaseRepresentation
bin101111110010100100…
…111111110011000001
311220110012010212210012
4233302210333303001
51320042443100100
635323514114305
73464422262453
oct576244776301
9156405125705
1051314425025
111a842723026
129b4111b995
134aba188706
1426ab1282d3
151504e84135
hexbf293fcc1

51314425025 has 6 divisors (see below), whose sum is σ = 63629887062. Its totient is φ = 41051540000.

The previous prime is 51314424991. The next prime is 51314425031. The reversal of 51314425025 is 52052441315.

It can be written as a sum of positive squares in 3 ways, for example, as 17650982449 + 33663442576 = 132857^2 + 183476^2 .

It is not a de Polignac number, because 51314425025 - 218 = 51314162881 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51314424982 and 51314425000.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1026288476 + ... + 1026288525.

It is an arithmetic number, because the mean of its divisors is an integer number (10604981177).

Almost surely, 251314425025 is an apocalyptic number.

It is an amenable number.

51314425025 is a deficient number, since it is larger than the sum of its proper divisors (12315462037).

51314425025 is a wasteful number, since it uses less digits than its factorization.

51314425025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052577011 (or 2052577006 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The spelling of 51314425025 in words is "fifty-one billion, three hundred fourteen million, four hundred twenty-five thousand, twenty-five".

Divisors: 1 5 25 2052577001 10262885005 51314425025