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75376868 = 2276194349
BaseRepresentation
bin1000111111000…
…10100011100100
312020211112121212
410133202203210
5123244024433
611251330552
71603456430
oct437424344
9166745555
1075376868
1139603836
12212b0a58
1312801cc8
14a0219c0
15693dd48
hex47e28e4

75376868 has 24 divisors (see below), whose sum is σ = 151032000. Its totient is φ = 32244768.

The previous prime is 75376837. The next prime is 75376871. The reversal of 75376868 is 86867357.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15158 + ... + 19506.

It is an arithmetic number, because the mean of its divisors is an integer number (6293000).

Almost surely, 275376868 is an apocalyptic number.

It is an amenable number.

75376868 is an abundant number, since it is smaller than the sum of its proper divisors (75655132).

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

75376868 is a wasteful number, since it uses less digits than its factorization.

75376868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4979 (or 4977 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 50.

The square root of 75376868 is about 8681.9852568407. The cubic root of 75376868 is about 422.4215145459.

The spelling of 75376868 in words is "seventy-five million, three hundred seventy-six thousand, eight hundred sixty-eight".

Divisors: 1 2 4 7 14 28 619 1238 2476 4333 4349 8666 8698 17332 17396 30443 60886 121772 2692031 5384062 10768124 18844217 37688434 75376868