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74230075 = 5217174659
BaseRepresentation
bin1000110110010…
…10100100111011
312011200021112001
410123022210323
5123000330300
611211001431
71560642133
oct433124473
9164607461
1074230075
11389a0177
1220a39277
13124c002a
149c03ac3
1567b416a
hex46ca93b

74230075 has 12 divisors (see below), whose sum is σ = 97460280. Its totient is φ = 55890560.

The previous prime is 74230067. The next prime is 74230087. The reversal of 74230075 is 57003247.

It is not a de Polignac number, because 74230075 - 23 = 74230067 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86905 + ... + 87754.

It is an arithmetic number, because the mean of its divisors is an integer number (8121690).

Almost surely, 274230075 is an apocalyptic number.

74230075 is a deficient number, since it is larger than the sum of its proper divisors (23230205).

74230075 is a wasteful number, since it uses less digits than its factorization.

74230075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174686 (or 174681 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 74230075 is about 8615.6877264673. The cubic root of 74230075 is about 420.2682998485.

The spelling of 74230075 in words is "seventy-four million, two hundred thirty thousand, seventy-five".

Divisors: 1 5 17 25 85 425 174659 873295 2969203 4366475 14846015 74230075