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74988095 = 5713164809
BaseRepresentation
bin1000111100000…
…11101000111111
312020002210022212
410132003220333
5123144104340
611235131035
71600250120
oct436035077
9166083285
1074988095
1139368736
1221143a7b
13126c7070
149d60047
1568b3a65
hex4783a3f

74988095 has 16 divisors (see below), whose sum is σ = 110752320. Its totient is φ = 47464704.

The previous prime is 74988091. The next prime is 74988097. The reversal of 74988095 is 59088947.

It is not a de Polignac number, because 74988095 - 22 = 74988091 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74988091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81950 + ... + 82859.

It is an arithmetic number, because the mean of its divisors is an integer number (6922020).

Almost surely, 274988095 is an apocalyptic number.

74988095 is a deficient number, since it is larger than the sum of its proper divisors (35764225).

74988095 is a wasteful number, since it uses less digits than its factorization.

74988095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164834.

The product of its (nonzero) digits is 725760, while the sum is 50.

The square root of 74988095 is about 8659.5666750710. The cubic root of 74988095 is about 421.6940179904.

The spelling of 74988095 in words is "seventy-four million, nine hundred eighty-eight thousand, ninety-five".

Divisors: 1 5 7 13 35 65 91 455 164809 824045 1153663 2142517 5768315 10712585 14997619 74988095