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104271858 = 2325792881
BaseRepresentation
bin1100011011100…
…00111111110010
321021012120002200
412031300333302
5203143144413
614202524030
72404203405
oct615607762
9237176080
10104271858
1153949a99
122ab06616
13187ab032
14dbc3d3c
15924a573
hex6370ff2

104271858 has 12 divisors (see below), whose sum is σ = 225922398. Its totient is φ = 34757280.

The previous prime is 104271851. The next prime is 104271887. The reversal of 104271858 is 858172401.

It can be written as a sum of positive squares in only one way, i.e., 79441569 + 24830289 = 8913^2 + 4983^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (104271851) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2896423 + ... + 2896458.

Almost surely, 2104271858 is an apocalyptic number.

104271858 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

104271858 is an abundant number, since it is smaller than the sum of its proper divisors (121650540).

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

104271858 is a wasteful number, since it uses less digits than its factorization.

104271858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5792889 (or 5792886 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 36.

The square root of 104271858 is about 10211.3592630952. The cubic root of 104271858 is about 470.6763432924.

It can be divided in two parts, 1042 and 71858, that added together give a square (72900 = 2702).

The spelling of 104271858 in words is "one hundred four million, two hundred seventy-one thousand, eight hundred fifty-eight".

Divisors: 1 2 3 6 9 18 5792881 11585762 17378643 34757286 52135929 104271858