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74968312 = 2342122259
BaseRepresentation
bin1000111011111…
…10110011111000
312020001210012011
410131332303320
5123142441222
611234455304
71600135336
oct435766370
9166053164
1074968312
1139354891
1221134534
13126bb063
149d56b56
1568acc77
hex477ecf8

74968312 has 16 divisors (see below), whose sum is σ = 140905800. Its totient is φ = 37393440.

The previous prime is 74968279. The next prime is 74968331. The reversal of 74968312 is 21386947.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 7762 + ... + 14497.

Almost surely, 274968312 is an apocalyptic number.

It is an amenable number.

74968312 is a deficient number, since it is larger than the sum of its proper divisors (65937488).

74968312 is a wasteful number, since it uses less digits than its factorization.

74968312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22686 (or 22682 counting only the distinct ones).

The product of its digits is 72576, while the sum is 40.

The square root of 74968312 is about 8658.4243370258. The cubic root of 74968312 is about 421.6569316303.

The spelling of 74968312 in words is "seventy-four million, nine hundred sixty-eight thousand, three hundred twelve".

Divisors: 1 2 4 8 421 842 1684 3368 22259 44518 89036 178072 9371039 18742078 37484156 74968312