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76423525 = 523123181
BaseRepresentation
bin1001000111000…
…10000101100101
312022210201100221
410203202011211
5124031023100
611330004341
71615406053
oct443420545
9168721327
1076423525
113a159142
12217166b1
1312aaa529
14a2151d3
156a9901a
hex48e2165

76423525 has 18 divisors (see below), whose sum is σ = 97951506. Its totient is φ = 59148000.

The previous prime is 76423447. The next prime is 76423531. The reversal of 76423525 is 52532467.

It can be written as a sum of positive squares in 3 ways, for example, as 961 + 76422564 = 31^2 + 8742^2 .

It is not a de Polignac number, because 76423525 - 225 = 42869093 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 22435 + ... + 25615.

Almost surely, 276423525 is an apocalyptic number.

It is an amenable number.

76423525 is a deficient number, since it is larger than the sum of its proper divisors (21527981).

76423525 is a wasteful number, since it uses less digits than its factorization.

76423525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3253 (or 3217 counting only the distinct ones).

The product of its digits is 50400, while the sum is 34.

The square root of 76423525 is about 8742.0549643662. The cubic root of 76423525 is about 424.3677334394.

The spelling of 76423525 in words is "seventy-six million, four hundred twenty-three thousand, five hundred twenty-five".

Divisors: 1 5 25 31 155 775 961 3181 4805 15905 24025 79525 98611 493055 2465275 3056941 15284705 76423525