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67995046 = 272693827
BaseRepresentation
bin1000000110110…
…00010110100110
311201221111200001
410003120112212
5114401320141
610425211514
71453643200
oct403302646
9151844601
1067995046
1135421759
121a930b9a
1311119072
14905d770
155e81a31
hex40d85a6

67995046 has 12 divisors (see below), whose sum is σ = 118644588. Its totient is φ = 29140692.

The previous prime is 67995043. The next prime is 67995071. The reversal of 67995046 is 64059976.

It is a junction number, because it is equal to n+sod(n) for n = 67994987 and 67995005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67995043) 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 5 ways as a sum of consecutive naturals, for example, 346816 + ... + 347011.

It is an arithmetic number, because the mean of its divisors is an integer number (9887049).

Almost surely, 267995046 is an apocalyptic number.

67995046 is a deficient number, since it is larger than the sum of its proper divisors (50649542).

67995046 is a wasteful number, since it uses less digits than its factorization.

67995046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693843 (or 693836 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 46.

The square root of 67995046 is about 8245.9108653926. The cubic root of 67995046 is about 408.1555979317.

The spelling of 67995046 in words is "sixty-seven million, nine hundred ninety-five thousand, forty-six".

Divisors: 1 2 7 14 49 98 693827 1387654 4856789 9713578 33997523 67995046