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80525325 = 3521956509
BaseRepresentation
bin1001100110010…
…11100000001101
312121112002222110
410303023200031
5131103302300
611553534233
71665311466
oct463134015
9177462873
1080525325
11414aa961
1222b74379
13138b552a
14a9a1d6d
157109550
hex4ccb80d

80525325 has 24 divisors (see below), whose sum is σ = 140144800. Its totient is φ = 40685760.

The previous prime is 80525303. The next prime is 80525339. The reversal of 80525325 is 52352508.

It is not a de Polignac number, because 80525325 - 25 = 80525293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 80525292 and 80525301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26830 + ... + 29679.

Almost surely, 280525325 is an apocalyptic number.

It is an amenable number.

80525325 is a deficient number, since it is larger than the sum of its proper divisors (59619475).

80525325 is a wasteful number, since it uses less digits than its factorization.

80525325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56541 (or 56536 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 80525325 is about 8973.5904185560. The cubic root of 80525325 is about 431.8280297595.

The spelling of 80525325 in words is "eighty million, five hundred twenty-five thousand, three hundred twenty-five".

Divisors: 1 3 5 15 19 25 57 75 95 285 475 1425 56509 169527 282545 847635 1073671 1412725 3221013 4238175 5368355 16105065 26841775 80525325