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74375013 = 3116321317
BaseRepresentation
bin1000110111011…
…01111101100101
312011221122100010
410123231331211
5123020000023
611214040433
71562114526
oct433557545
9164848303
1074375013
1138a8a059
1220aa9119
1312540cab
149c4084d
1567e2093
hex46edf65

74375013 has 8 divisors (see below), whose sum is σ = 99256608. Its totient is φ = 49538384.

The previous prime is 74375011. The next prime is 74375023. The reversal of 74375013 is 31057347.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 74375013 - 21 = 74375011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74375011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7170 + ... + 14147.

It is an arithmetic number, because the mean of its divisors is an integer number (12407076).

Almost surely, 274375013 is an apocalyptic number.

It is an amenable number.

74375013 is a deficient number, since it is larger than the sum of its proper divisors (24881595).

74375013 is a wasteful number, since it uses less digits than its factorization.

74375013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22483.

The product of its (nonzero) digits is 8820, while the sum is 30.

The square root of 74375013 is about 8624.0949090325. The cubic root of 74375013 is about 420.5416537627.

The spelling of 74375013 in words is "seventy-four million, three hundred seventy-five thousand, thirteen".

Divisors: 1 3 1163 3489 21317 63951 24791671 74375013