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5312421425 = 52212496857
BaseRepresentation
bin1001111001010010…
…10001111000110001
3111201020020222012002
410330221101320301
541334434441200
62235051343345
7245434560053
oct47451217061
914636228162
105312421425
1122867a5933
121043151b55
136687b843c
143857898d3
152115babd5
hex13ca51e31

5312421425 has 6 divisors (see below), whose sum is σ = 6587402598. Its totient is φ = 4249937120.

The previous prime is 5312421377. The next prime is 5312421467. The reversal of 5312421425 is 5241242135.

It can be written as a sum of positive squares in 3 ways, for example, as 585446416 + 4726975009 = 24196^2 + 68753^2 .

It is not a de Polignac number, because 5312421425 - 232 = 1017454129 is a prime.

It is a Duffinian number.

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, 106248404 + ... + 106248453.

It is an arithmetic number, because the mean of its divisors is an integer number (1097900433).

Almost surely, 25312421425 is an apocalyptic number.

It is an amenable number.

5312421425 is a deficient number, since it is larger than the sum of its proper divisors (1274981173).

5312421425 is a wasteful number, since it uses less digits than its factorization.

5312421425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212496867 (or 212496862 counting only the distinct ones).

The product of its digits is 9600, while the sum is 29.

The square root of 5312421425 is about 72886.3596635200. The cubic root of 5312421425 is about 1744.8744090694.

The spelling of 5312421425 in words is "five billion, three hundred twelve million, four hundred twenty-one thousand, four hundred twenty-five".

Divisors: 1 5 25 212496857 1062484285 5312421425