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80117048 = 2311910421
BaseRepresentation
bin1001100011001…
…11110100111000
312120202100221002
410301213310320
5131002221143
611541104132
71661661254
oct461476470
9176670832
1080117048
1141251140
12229b8048
13137a174b
14a8d7264
1570785b8
hex4c67d38

80117048 has 16 divisors (see below), whose sum is σ = 163875960. Its totient is φ = 36416800.

The previous prime is 80117033. The next prime is 80117069. The reversal of 80117048 is 84071108.

It is a self number, because there is not a number n which added to its sum of digits gives 80117048.

It is a congruent number.

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, 455123 + ... + 455298.

Almost surely, 280117048 is an apocalyptic number.

80117048 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

80117048 is an abundant number, since it is smaller than the sum of its proper divisors (83758912).

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

80117048 is a wasteful number, since it uses less digits than its factorization.

80117048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910438 (or 910434 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 29.

The square root of 80117048 is about 8950.8127005317. The cubic root of 80117048 is about 431.0969791623.

The spelling of 80117048 in words is "eighty million, one hundred seventeen thousand, forty-eight".

Divisors: 1 2 4 8 11 22 44 88 910421 1820842 3641684 7283368 10014631 20029262 40058524 80117048