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67916 = 2216979
BaseRepresentation
bin10000100101001100
310110011102
4100211030
54133131
61242232
7402002
oct204514
9113142
1067916
1147032
1233378
1324bb4
141aa72
15151cb
hex1094c

67916 has 6 divisors (see below), whose sum is σ = 118860. Its totient is φ = 33956.

The previous prime is 67901. The next prime is 67927. The reversal of 67916 is 61976.

It is a happy number.

It is a super-2 number, since 2×679162 = 9225166112, which contains 22 as substring.

It is a plaindrome in base 12.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8486 + ... + 8493.

It is an arithmetic number, because the mean of its divisors is an integer number (19810).

267916 is an apocalyptic number.

It is an amenable number.

67916 is a deficient number, since it is larger than the sum of its proper divisors (50944).

67916 is a wasteful number, since it uses less digits than its factorization.

67916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16983 (or 16981 counting only the distinct ones).

The product of its digits is 2268, while the sum is 29.

The square root of 67916 is about 260.6069837898. The cubic root of 67916 is about 40.7997372788.

The spelling of 67916 in words is "sixty-seven thousand, nine hundred sixteen".

Divisors: 1 2 4 16979 33958 67916