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74012308 = 22109169753
BaseRepresentation
bin1000110100101…
…01011010010100
312011021012210121
410122111122110
5122421343213
611202201324
71556044216
oct432253224
9164235717
1074012308
11388615a7
1220953244
1312444b86
149b885b6
15676e88d
hex4695694

74012308 has 12 divisors (see below), whose sum is σ = 130710580. Its totient is φ = 36666432.

The previous prime is 74012297. The next prime is 74012333. The reversal of 74012308 is 80321047.

It can be written as a sum of positive squares in 2 ways, for example, as 67601284 + 6411024 = 8222^2 + 2532^2 .

It is a congruent number.

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, 84441 + ... + 85312.

Almost surely, 274012308 is an apocalyptic number.

It is an amenable number.

74012308 is a deficient number, since it is larger than the sum of its proper divisors (56698272).

74012308 is a wasteful number, since it uses less digits than its factorization.

74012308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169866 (or 169864 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 74012308 is about 8603.0406252673. The cubic root of 74012308 is about 419.8569202730.

The spelling of 74012308 in words is "seventy-four million, twelve thousand, three hundred eight".

Divisors: 1 2 4 109 218 436 169753 339506 679012 18503077 37006154 74012308