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80714470 = 25171924989
BaseRepresentation
bin1001100111110…
…01101011100110
312121212201102211
410303321223212
5131130330340
612001554034
72000030104
oct463715346
9177781384
1080714470
1141619a81
122304591a
1313950655
14aa10c74
1571455ea
hex4cf9ae6

80714470 has 32 divisors (see below), whose sum is σ = 161935200. Its totient is φ = 28786176.

The previous prime is 80714449. The next prime is 80714477. The reversal of 80714470 is 7441708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80714477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9265 + ... + 15724.

It is an arithmetic number, because the mean of its divisors is an integer number (5060475).

Almost surely, 280714470 is an apocalyptic number.

80714470 is an abundant number, since it is smaller than the sum of its proper divisors (81220730).

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

80714470 is a wasteful number, since it uses less digits than its factorization.

80714470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25032.

The product of its (nonzero) digits is 6272, while the sum is 31.

The square root of 80714470 is about 8984.1232182111. The cubic root of 80714470 is about 432.1658706606.

The spelling of 80714470 in words is "eighty million, seven hundred fourteen thousand, four hundred seventy".

Divisors: 1 2 5 10 17 19 34 38 85 95 170 190 323 646 1615 3230 24989 49978 124945 249890 424813 474791 849626 949582 2124065 2373955 4248130 4747910 8071447 16142894 40357235 80714470