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80614572 = 2236717881
BaseRepresentation
bin1001100111000…
…01010010101100
312121200122101220
410303201102230
5131114131242
611555503340
71666132623
oct463412254
9177618356
1080614572
1141560a15
1222bb7b50
131391703c
14a9c66ba
157125bec
hex4ce14ac

80614572 has 12 divisors (see below), whose sum is σ = 188100696. Its totient is φ = 26871520.

The previous prime is 80614559. The next prime is 80614603. The reversal of 80614572 is 27541608.

It is a tau number, because it is divible by the number of its divisors (12).

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, 3358929 + ... + 3358952.

It is an arithmetic number, because the mean of its divisors is an integer number (15675058).

Almost surely, 280614572 is an apocalyptic number.

It is an amenable number.

80614572 is an abundant number, since it is smaller than the sum of its proper divisors (107486124).

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

80614572 is a wasteful number, since it uses less digits than its factorization.

80614572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6717888 (or 6717886 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 80614572 is about 8978.5618001994. The cubic root of 80614572 is about 431.9875039252.

The spelling of 80614572 in words is "eighty million, six hundred fourteen thousand, five hundred seventy-two".

Divisors: 1 2 3 4 6 12 6717881 13435762 20153643 26871524 40307286 80614572