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72466914 = 2313929063
BaseRepresentation
bin1000101000111…
…00000111100010
312001100200220210
410110130013202
5122022420124
611105114550
71536646542
oct424340742
9161320823
1072466914
11379a6513
1220328a56
1312023640
1498a5322
156566a29
hex451c1e2

72466914 has 16 divisors (see below), whose sum is σ = 156082752. Its totient is φ = 22297488.

The previous prime is 72466913. The next prime is 72466921. The reversal of 72466914 is 41966427.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (72466913) 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 7 ways as a sum of consecutive naturals, for example, 464454 + ... + 464609.

It is an arithmetic number, because the mean of its divisors is an integer number (9755172).

Almost surely, 272466914 is an apocalyptic number.

72466914 is an abundant number, since it is smaller than the sum of its proper divisors (83615838).

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

72466914 is a wasteful number, since it uses less digits than its factorization.

72466914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929081.

The product of its digits is 72576, while the sum is 39.

The square root of 72466914 is about 8512.7500844322. The cubic root of 72466914 is about 416.9141056861.

The spelling of 72466914 in words is "seventy-two million, four hundred sixty-six thousand, nine hundred fourteen".

Divisors: 1 2 3 6 13 26 39 78 929063 1858126 2787189 5574378 12077819 24155638 36233457 72466914