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75672966 = 2317970459
BaseRepresentation
bin1001000001010…
…10110110000110
312021101120210110
410200222312012
5123333013331
611301533450
71606131615
oct440526606
9167346713
1075672966
1139796246
1221414286
13128a6a05
14a09b87c
15699b946
hex482ad86

75672966 has 16 divisors (see below), whose sum is σ = 152193600. Its totient is φ = 25083048.

The previous prime is 75672959. The next prime is 75672979. The reversal of 75672966 is 66927657.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 34156 + ... + 36303.

It is an arithmetic number, because the mean of its divisors is an integer number (9512100).

Almost surely, 275672966 is an apocalyptic number.

75672966 is an abundant number, since it is smaller than the sum of its proper divisors (76520634).

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

75672966 is a wasteful number, since it uses less digits than its factorization.

75672966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70643.

The product of its digits is 952560, while the sum is 48.

The square root of 75672966 is about 8699.0209793976. The cubic root of 75672966 is about 422.9739154201.

The spelling of 75672966 in words is "seventy-five million, six hundred seventy-two thousand, nine hundred sixty-six".

Divisors: 1 2 3 6 179 358 537 1074 70459 140918 211377 422754 12612161 25224322 37836483 75672966