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68626701 = 32111353323
BaseRepresentation
bin1000001011100…
…10100100001101
311210010121010200
410011302210031
5120032023301
610450524113
71462213563
oct405624415
9153117120
1068626701
1135813290
121ab96639
13112aa720
149185a33
156058c86
hex417290d

68626701 has 24 divisors (see below), whose sum is σ = 116459616. Its totient is φ = 38391840.

The previous prime is 68626681. The next prime is 68626703. The reversal of 68626701 is 10762686.

It is a happy number.

It is not a de Polignac number, because 68626701 - 25 = 68626669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68626703) 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 23 ways as a sum of consecutive naturals, for example, 25375 + ... + 27948.

It is an arithmetic number, because the mean of its divisors is an integer number (4852484).

Almost surely, 268626701 is an apocalyptic number.

It is an amenable number.

68626701 is a deficient number, since it is larger than the sum of its proper divisors (47832915).

68626701 is a wasteful number, since it uses less digits than its factorization.

68626701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53353 (or 53350 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 68626701 is about 8284.1234297903. The cubic root of 68626701 is about 409.4155881595.

The spelling of 68626701 in words is "sixty-eight million, six hundred twenty-six thousand, seven hundred one".

Divisors: 1 3 9 11 13 33 39 99 117 143 429 1287 53323 159969 479907 586553 693199 1759659 2079597 5278977 6238791 7625189 22875567 68626701