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104953138 = 2174337129
BaseRepresentation
bin1100100000101…
…11010100110010
321022111011122021
412100113110302
5203332000023
614225302054
72413041553
oct620272462
9238434567
10104953138
1154274934
122b19492a
1318989164
14dd2032a
15933235d
hex6417532

104953138 has 16 divisors (see below), whose sum is σ = 167098680. Its totient is φ = 49268736.

The previous prime is 104953133. The next prime is 104953183. The reversal of 104953138 is 831359401.

It can be written as a sum of positive squares in 4 ways, for example, as 89056969 + 15896169 = 9437^2 + 3987^2 .

It is a super-2 number, since 2×1049531382 = 22030322352094088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (104953133) 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, 11158 + ... + 18286.

Almost surely, 2104953138 is an apocalyptic number.

104953138 is a deficient number, since it is larger than the sum of its proper divisors (62145542).

104953138 is a wasteful number, since it uses less digits than its factorization.

104953138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7581.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 104953138 is about 10244.6638793081. The cubic root of 104953138 is about 471.6992032782.

The spelling of 104953138 in words is "one hundred four million, nine hundred fifty-three thousand, one hundred thirty-eight".

Divisors: 1 2 17 34 433 866 7129 7361 14258 14722 121193 242386 3086857 6173714 52476569 104953138