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104663269540 = 22529180453913
BaseRepresentation
bin110000101111001101…
…0101100000010100100
3101000011011101222110101
41201132122230002210
53203322244111130
6120025345033444
710363440053344
oct1413632540244
9330134358411
10104663269540
1140429761575
121834b625884
139b3c97cc2b
1450cc50ad24
152ac88291ca
hex185e6ac0a4

104663269540 has 24 divisors (see below), whose sum is σ = 227371931640. Its totient is φ = 40421676288.

The previous prime is 104663269471. The next prime is 104663269637. The reversal of 104663269540 is 45962366401.

It can be written as a sum of positive squares in 4 ways, for example, as 20036968704 + 84626300836 = 141552^2 + 290906^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90226377 + ... + 90227536.

It is an arithmetic number, because the mean of its divisors is an integer number (9473830485).

Almost surely, 2104663269540 is an apocalyptic number.

104663269540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104663269540 is an abundant number, since it is smaller than the sum of its proper divisors (122708662100).

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

104663269540 is a wasteful number, since it uses less digits than its factorization.

104663269540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180453951 (or 180453949 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 46.

The spelling of 104663269540 in words is "one hundred four billion, six hundred sixty-three million, two hundred sixty-nine thousand, five hundred forty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 580 180453913 360907826 721815652 902269565 1804539130 3609078260 5233163477 10466326954 20932653908 26165817385 52331634770 104663269540