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76213625 = 53609709
BaseRepresentation
bin1001000101011…
…10110101111001
312022102001102212
410202232311321
5124002314000
611321304505
71613543105
oct442566571
9168361385
1076213625
113a025474
1221635135
1312a35b27
14a19c905
156a56c35
hex48aed79

76213625 has 8 divisors (see below), whose sum is σ = 95114760. Its totient is φ = 60970800.

The previous prime is 76213603. The next prime is 76213667. The reversal of 76213625 is 52631267.

It can be written as a sum of positive squares in 4 ways, for example, as 21335161 + 54878464 = 4619^2 + 7408^2 .

It is not a de Polignac number, because 76213625 - 28 = 76213369 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 76213591 and 76213600.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304730 + ... + 304979.

It is an arithmetic number, because the mean of its divisors is an integer number (11889345).

Almost surely, 276213625 is an apocalyptic number.

It is an amenable number.

76213625 is a deficient number, since it is larger than the sum of its proper divisors (18901135).

76213625 is an equidigital number, since it uses as much as digits as its factorization.

76213625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609724 (or 609714 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The square root of 76213625 is about 8730.0415233835. The cubic root of 76213625 is about 423.9788633851.

The spelling of 76213625 in words is "seventy-six million, two hundred thirteen thousand, six hundred twenty-five".

Divisors: 1 5 25 125 609709 3048545 15242725 76213625