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80252628 = 22329230611
BaseRepresentation
bin1001100100010…
…00111011010100
312121000020220120
410302020323110
5131021041003
611544031540
71663064451
oct462107324
9177006816
1080252628
1141333a95
1222a625b0
131381b381
14a930828
1570a3853
hex4c88ed4

80252628 has 24 divisors (see below), whose sum is σ = 193714080. Its totient is φ = 25828320.

The previous prime is 80252603. The next prime is 80252639. The reversal of 80252628 is 82625208.

It is a congruent number.

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, 114958 + ... + 115653.

It is an arithmetic number, because the mean of its divisors is an integer number (8071420).

Almost surely, 280252628 is an apocalyptic number.

It is an amenable number.

80252628 is an abundant number, since it is smaller than the sum of its proper divisors (113461452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80252628 is a wasteful number, since it uses less digits than its factorization.

80252628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230647 (or 230645 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 80252628 is about 8958.3831130400. The cubic root of 80252628 is about 431.3400201911.

The spelling of 80252628 in words is "eighty million, two hundred fifty-two thousand, six hundred twenty-eight".

Divisors: 1 2 3 4 6 12 29 58 87 116 174 348 230611 461222 691833 922444 1383666 2767332 6687719 13375438 20063157 26750876 40126314 80252628