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104452668 = 22322901463
BaseRepresentation
bin1100011100111…
…01001000111100
321021112202010100
412032131020330
5203214441133
614210441100
72405555505
oct616351074
9237482110
10104452668
1153a62921
122ab93190
1318842418
14dc2dbac
159283e13
hex639d23c

104452668 has 18 divisors (see below), whose sum is σ = 264033224. Its totient is φ = 34817544.

The previous prime is 104452661. The next prime is 104452669. The reversal of 104452668 is 866254401.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-4 number, since 4×1044526684 (a number of 33 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 2901463 = 104452668 / (1 + 0 + 4 + 4 + 5 + 2 + 6 + 6 + 8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104452661) 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, 1450696 + ... + 1450767.

Almost surely, 2104452668 is an apocalyptic number.

104452668 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

104452668 is an abundant number, since it is smaller than the sum of its proper divisors (159580556).

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

104452668 is a wasteful number, since it uses less digits than its factorization.

104452668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2901473 (or 2901468 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 104452668 is about 10220.2088041292. The cubic root of 104452668 is about 470.9482410296.

The spelling of 104452668 in words is "one hundred four million, four hundred fifty-two thousand, six hundred sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 2901463 5802926 8704389 11605852 17408778 26113167 34817556 52226334 104452668