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104406228 = 223216971709
BaseRepresentation
bin1100011100100…
…01110011010100
321021110101102100
412032101303110
5203211444403
614205442100
72405303223
oct616216324
9237411370
10104406228
1153a30a43
122ab70330
1318827244
14dc1acba
1592752a3
hex6391cd4

104406228 has 36 divisors (see below), whose sum is σ = 264225780. Its totient is φ = 34761216.

The previous prime is 104406199. The next prime is 104406251. The reversal of 104406228 is 822604401.

It can be written as a sum of positive squares in 2 ways, for example, as 65318724 + 39087504 = 8082^2 + 6252^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60238 + ... + 61946.

It is an arithmetic number, because the mean of its divisors is an integer number (7339605).

Almost surely, 2104406228 is an apocalyptic number.

104406228 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

104406228 is an abundant number, since it is smaller than the sum of its proper divisors (159819552).

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

104406228 is a wasteful number, since it uses less digits than its factorization.

104406228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3416 (or 3411 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 104406228 is about 10217.9365823047. The cubic root of 104406228 is about 470.8784356373.

The spelling of 104406228 in words is "one hundred four million, four hundred six thousand, two hundred twenty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 1697 1709 3394 3418 5091 5127 6788 6836 10182 10254 15273 15381 20364 20508 30546 30762 61092 61524 2900173 5800346 8700519 11600692 17401038 26101557 34802076 52203114 104406228