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75961996 = 22111726409
BaseRepresentation
bin1001000011100…
…01011010001100
312021221021021021
410201301122030
5123421240441
611312043524
71611444355
oct441613214
9167837237
1075961996
1139973410
12215335a4
1312978436
14a134d2c
156a073d1
hex487168c

75961996 has 12 divisors (see below), whose sum is σ = 145018440. Its totient is φ = 34528160.

The previous prime is 75961993. The next prime is 75962017. The reversal of 75961996 is 69916957.

It is not an unprimeable number, because it can be changed into a prime (75961993) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 863161 + ... + 863248.

It is an arithmetic number, because the mean of its divisors is an integer number (12084870).

Almost surely, 275961996 is an apocalyptic number.

It is an amenable number.

75961996 is a deficient number, since it is larger than the sum of its proper divisors (69056444).

75961996 is a wasteful number, since it uses less digits than its factorization.

75961996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1726424 (or 1726422 counting only the distinct ones).

The product of its digits is 918540, while the sum is 52.

The square root of 75961996 is about 8715.6179356372. The cubic root of 75961996 is about 423.5117421626.

The spelling of 75961996 in words is "seventy-five million, nine hundred sixty-one thousand, nine hundred ninety-six".

Divisors: 1 2 4 11 22 44 1726409 3452818 6905636 18990499 37980998 75961996