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80452472 = 2387711467
BaseRepresentation
bin1001100101110…
…01101101111000
312121101102001012
410302321231320
5131043434342
611552213052
71664556212
oct462715570
9177342035
1080452472
1141460151
1222b3a188
131388b319
14a9835b2
1570e2b82
hex4cb9b78

80452472 has 16 divisors (see below), whose sum is σ = 151033560. Its totient is φ = 40176864.

The previous prime is 80452453. The next prime is 80452499. The reversal of 80452472 is 27425408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1283 + ... + 12749.

Almost surely, 280452472 is an apocalyptic number.

It is an amenable number.

80452472 is a deficient number, since it is larger than the sum of its proper divisors (70581088).

80452472 is a wasteful number, since it uses less digits than its factorization.

80452472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12350 (or 12346 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 32.

The square root of 80452472 is about 8969.5301995144. The cubic root of 80452472 is about 431.6977624192.

The spelling of 80452472 in words is "eighty million, four hundred fifty-two thousand, four hundred seventy-two".

Divisors: 1 2 4 8 877 1754 3508 7016 11467 22934 45868 91736 10056559 20113118 40226236 80452472