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75066696 = 23331720443
BaseRepresentation
bin1000111100101…
…10110101001000
312020020210011000
410132112311020
5123204113241
611240535000
71601025225
oct436266510
9166223130
1075066696
11394117a1
1221181460
1312723a83
149d8094c
1568cbeb6
hex4796d48

75066696 has 64 divisors (see below), whose sum is σ = 220795200. Its totient is φ = 23549184.

The previous prime is 75066659. The next prime is 75066707. The reversal of 75066696 is 69666057.

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 15 ways as a sum of consecutive naturals, for example, 6550 + ... + 13893.

It is an arithmetic number, because the mean of its divisors is an integer number (3449925).

Almost surely, 275066696 is an apocalyptic number.

It is an amenable number.

75066696 is an abundant number, since it is smaller than the sum of its proper divisors (145728504).

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

75066696 is a wasteful number, since it uses less digits than its factorization.

75066696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20475 (or 20465 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The square root of 75066696 is about 8664.1038774936. The cubic root of 75066696 is about 421.8413035802.

The spelling of 75066696 in words is "seventy-five million, sixty-six thousand, six hundred ninety-six".

Divisors: 1 2 3 4 6 8 9 12 17 18 24 27 34 36 51 54 68 72 102 108 136 153 204 216 306 408 459 612 918 1224 1836 3672 20443 40886 61329 81772 122658 163544 183987 245316 347531 367974 490632 551961 695062 735948 1042593 1103922 1390124 1471896 2085186 2207844 2780248 3127779 4170372 4415688 6255558 8340744 9383337 12511116 18766674 25022232 37533348 75066696