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80714648 = 2376772129
BaseRepresentation
bin1001100111110…
…01101110011000
312121212201200102
410303321232120
5131130332043
612001554532
72000030450
oct463715630
9177781612
1080714648
114161a123
1223045a48
1313950761
14aa10d60
1571456b8
hex4cf9b98

80714648 has 32 divisors (see below), whose sum is σ = 173296800. Its totient is φ = 34524672.

The previous prime is 80714591. The next prime is 80714671. The reversal of 80714648 is 84641708.

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, 36848 + ... + 38976.

It is an arithmetic number, because the mean of its divisors is an integer number (5415525).

Almost surely, 280714648 is an apocalyptic number.

It is an amenable number.

80714648 is an abundant number, since it is smaller than the sum of its proper divisors (92582152).

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

80714648 is a wasteful number, since it uses less digits than its factorization.

80714648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2819 (or 2815 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 38.

The square root of 80714648 is about 8984.1331245702. The cubic root of 80714648 is about 432.1661883462.

The spelling of 80714648 in words is "eighty million, seven hundred fourteen thousand, six hundred forty-eight".

Divisors: 1 2 4 7 8 14 28 56 677 1354 2129 2708 4258 4739 5416 8516 9478 14903 17032 18956 29806 37912 59612 119224 1441333 2882666 5765332 10089331 11530664 20178662 40357324 80714648