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80514984 = 23311304981
BaseRepresentation
bin1001100110010…
…00111110101000
312121111120210110
410303020332220
5131102434414
611553414320
71665236364
oct463107650
9177446713
1080514984
11414a3110
1222b6a3a0
13138b0904
14a99c2a4
157106459
hex4cc8fa8

80514984 has 32 divisors (see below), whose sum is σ = 219587040. Its totient is φ = 24398400.

The previous prime is 80514979. The next prime is 80515013. The reversal of 80514984 is 48941508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152227 + ... + 152754.

It is an arithmetic number, because the mean of its divisors is an integer number (6862095).

Almost surely, 280514984 is an apocalyptic number.

It is an amenable number.

80514984 is an abundant number, since it is smaller than the sum of its proper divisors (139072056).

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

80514984 is a wasteful number, since it uses less digits than its factorization.

80514984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305001 (or 304997 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 39.

The square root of 80514984 is about 8973.0142092833. The cubic root of 80514984 is about 431.8095439608.

The spelling of 80514984 in words is "eighty million, five hundred fourteen thousand, nine hundred eighty-four".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 66 88 132 264 304981 609962 914943 1219924 1829886 2439848 3354791 3659772 6709582 7319544 10064373 13419164 20128746 26838328 40257492 80514984