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74948093 = 1129234947
BaseRepresentation
bin1000111011110…
…01110111111101
312020000202110022
410131321313331
5123141314333
611234221525
71600022363
oct435716775
9166022408
1074948093
1139340680
12211248a5
13126b1aac
149d4d633
1568a6c98
hex4779dfd

74948093 has 8 divisors (see below), whose sum is σ = 84581280. Its totient is φ = 65784880.

The previous prime is 74948089. The next prime is 74948101. The reversal of 74948093 is 39084947.

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 74948093 - 22 = 74948089 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74948063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117155 + ... + 117792.

It is an arithmetic number, because the mean of its divisors is an integer number (10572660).

Almost surely, 274948093 is an apocalyptic number.

It is an amenable number.

74948093 is a deficient number, since it is larger than the sum of its proper divisors (9633187).

74948093 is a wasteful number, since it uses less digits than its factorization.

74948093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234987.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 74948093 is about 8657.2566670973. The cubic root of 74948093 is about 421.6190211771.

The spelling of 74948093 in words is "seventy-four million, nine hundred forty-eight thousand, ninety-three".

Divisors: 1 11 29 319 234947 2584417 6813463 74948093