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76681014 = 2312780169
BaseRepresentation
bin1001001001000…
…00111100110110
312100021210120120
410210200330312
5124112243024
611335312410
71620530544
oct444407466
9170253516
1076681014
113a314643
122181b706
1312b6a7a7
14a280d94
156aea479
hex4920f36

76681014 has 8 divisors (see below), whose sum is σ = 153362040. Its totient is φ = 25560336.

The previous prime is 76681001. The next prime is 76681021. The reversal of 76681014 is 41018667.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

76681014 is an admirable number.

It is a Curzon number.

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, 6390079 + ... + 6390090.

It is an arithmetic number, because the mean of its divisors is an integer number (19170255).

Almost surely, 276681014 is an apocalyptic number.

76681014 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

76681014 is a wasteful number, since it uses less digits than its factorization.

76681014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12780174.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 76681014 is about 8756.7696098504. The cubic root of 76681014 is about 424.8437977299.

The spelling of 76681014 in words is "seventy-six million, six hundred eighty-one thousand, fourteen".

Divisors: 1 2 3 6 12780169 25560338 38340507 76681014