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67676372 = 2229583417
BaseRepresentation
bin1000000100010…
…10100011010100
311201100022112022
410002022203110
5114311120442
610414312312
71451145131
oct402124324
9151308468
1067676372
1135224295
121a7b8698
1311036cba
148db9588
155e1c3d2
hex408a8d4

67676372 has 12 divisors (see below), whose sum is σ = 122517780. Its totient is φ = 32671296.

The previous prime is 67676359. The next prime is 67676383. The reversal of 67676372 is 27367676.

It can be written as a sum of positive squares in 2 ways, for example, as 50751376 + 16924996 = 7124^2 + 4114^2 .

It is a super-3 number, since 3×676763723 (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291593 + ... + 291824.

It is an arithmetic number, because the mean of its divisors is an integer number (10209815).

Almost surely, 267676372 is an apocalyptic number.

It is an amenable number.

67676372 is a deficient number, since it is larger than the sum of its proper divisors (54841408).

67676372 is a wasteful number, since it uses less digits than its factorization.

67676372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583450 (or 583448 counting only the distinct ones).

The product of its digits is 444528, while the sum is 44.

The square root of 67676372 is about 8226.5650182807. The cubic root of 67676372 is about 407.5169616687.

The spelling of 67676372 in words is "sixty-seven million, six hundred seventy-six thousand, three hundred seventy-two".

Divisors: 1 2 4 29 58 116 583417 1166834 2333668 16919093 33838186 67676372