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3104880880 = 245184721013
BaseRepresentation
bin1011100100010000…
…1011100011110000
322000101101021212011
42321010023203300
522324322142010
61232032212304
7136641023563
oct27104134360
98011337764
103104880880
111353695a62
1272799a094
133a634682a
142165084da
151328aea8a
hexb910b8f0

3104880880 has 40 divisors (see below), whose sum is σ = 7223100192. Its totient is φ = 1241220864.

The previous prime is 3104880847. The next prime is 3104880881. The reversal of 3104880880 is 880884013.

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

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3104880881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137254 + ... + 158266.

Almost surely, 23104880880 is an apocalyptic number.

It is an amenable number.

3104880880 is an abundant number, since it is smaller than the sum of its proper divisors (4118219312).

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

3104880880 is a wasteful number, since it uses less digits than its factorization.

3104880880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22873 (or 22867 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 40.

The square root of 3104880880 is about 55721.4579852322. The cubic root of 3104880880 is about 1458.8645829253.

The spelling of 3104880880 in words is "three billion, one hundred four million, eight hundred eighty thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 1847 3694 7388 9235 14776 18470 21013 29552 36940 42026 73880 84052 105065 147760 168104 210130 336208 420260 840520 1681040 38811011 77622022 155244044 194055055 310488088 388110110 620976176 776220220 1552440440 3104880880