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74945088 = 26356179
BaseRepresentation
bin1000111011110…
…01001001000000
312020000121100000
410131321021000
5123141220323
611234200000
71600010541
oct435711100
9166017300
1074945088
1139339399
1221123000
13126b060a
149d4c4c8
1568a5e43
hex4779240

74945088 has 168 divisors, whose sum is σ = 229290880. Its totient is φ = 24261120.

The previous prime is 74945071. The next prime is 74945137. The reversal of 74945088 is 88054947.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 948633 + ... + 948711.

Almost surely, 274945088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74945088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114645440).

74945088 is an abundant number, since it is smaller than the sum of its proper divisors (154345792).

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

74945088 is an equidigital number, since it uses as much as digits as its factorization.

74945088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167 (or 145 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 74945088 is about 8657.0831115336. The cubic root of 74945088 is about 421.6133862457.

The spelling of 74945088 in words is "seventy-four million, nine hundred forty-five thousand, eighty-eight".