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80087480 = 23511216547
BaseRepresentation
bin1001100011000…
…00100110111000
312120200212100222
410301200212320
5131000244410
611540315212
71661506124
oct461404670
9176625328
1080087480
1141230a00
12229a2b08
1313791155
14a8ca584
15706e955
hex4c609b8

80087480 has 48 divisors (see below), whose sum is σ = 198079560. Its totient is φ = 29120960.

The previous prime is 80087479. The next prime is 80087509. The reversal of 80087480 is 8478008.

It is a self number, because there is not a number n which added to its sum of digits gives 80087480.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3434 + ... + 13113.

Almost surely, 280087480 is an apocalyptic number.

It is an amenable number.

80087480 is an abundant number, since it is smaller than the sum of its proper divisors (117992080).

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

80087480 is a wasteful number, since it uses less digits than its factorization.

80087480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16580 (or 16565 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 35.

The square root of 80087480 is about 8949.1608545159. The cubic root of 80087480 is about 431.0439390823.

The spelling of 80087480 in words is "eighty million, eighty-seven thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 121 220 242 440 484 605 968 1210 2420 4840 16547 33094 66188 82735 132376 165470 182017 330940 364034 661880 728068 910085 1456136 1820170 2002187 3640340 4004374 7280680 8008748 10010935 16017496 20021870 40043740 80087480