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74015016 = 2333083959
BaseRepresentation
bin1000110100101…
…10000100101000
312011021100111220
410122112010220
5122421440031
611202222040
71556055135
oct432260450
9164240456
1074015016
1138863639
1220954920
131244618a
149b8958c
156770596
hex4696128

74015016 has 16 divisors (see below), whose sum is σ = 185037600. Its totient is φ = 24671664.

The previous prime is 74015009. The next prime is 74015027. The reversal of 74015016 is 61051047.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 3083959 = 74015016 / (7 + 4 + 0 + 1 + 5 + 0 + 1 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1541956 + ... + 1542003.

It is an arithmetic number, because the mean of its divisors is an integer number (11564850).

Almost surely, 274015016 is an apocalyptic number.

It is an amenable number.

74015016 is an abundant number, since it is smaller than the sum of its proper divisors (111022584).

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

74015016 is a wasteful number, since it uses less digits than its factorization.

74015016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3083968 (or 3083964 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 74015016 is about 8603.1980100425. The cubic root of 74015016 is about 419.8620408567.

The spelling of 74015016 in words is "seventy-four million, fifteen thousand, sixteen".

Divisors: 1 2 3 4 6 8 12 24 3083959 6167918 9251877 12335836 18503754 24671672 37007508 74015016