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5180880 = 243521587
BaseRepresentation
bin10011110000110111010000
3100202012211110
4103300313100
52311242010
6303013320
762015415
oct23606720
910665743
105180880
112a19521
12189a240
1310c5213
1498c10c
156c5120
hex4f0dd0

5180880 has 40 divisors (see below), whose sum is σ = 16061472. Its totient is φ = 1381504.

The previous prime is 5180839. The next prime is 5180887. The reversal of 5180880 is 880815.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5180887) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10554 + ... + 11033.

Almost surely, 25180880 is an apocalyptic number.

It is an amenable number.

5180880 is an abundant number, since it is smaller than the sum of its proper divisors (10880592).

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

5180880 is a wasteful number, since it uses less digits than its factorization.

5180880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21603 (or 21597 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 30.

The square root of 5180880 is about 2276.1546520393. The cubic root of 5180880 is about 173.0352206460.

The spelling of 5180880 in words is "five million, one hundred eighty thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 21587 43174 64761 86348 107935 129522 172696 215870 259044 323805 345392 431740 518088 647610 863480 1036176 1295220 1726960 2590440 5180880