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68926608 = 24322511907
BaseRepresentation
bin1000001101110…
…11110010010000
311210200211112100
410012323302100
5120121122413
610501200400
71464603132
oct406736220
9153624470
1068926608
11359a8643
121b100100
131138409a
149223052
1560b7a73
hex41bbc90

68926608 has 60 divisors (see below), whose sum is σ = 193768848. Its totient is φ = 22872000.

The previous prime is 68926601. The next prime is 68926621. The reversal of 68926608 is 80662986.

It is not an unprimeable number, because it can be changed into a prime (68926601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35191 + ... + 37097.

Almost surely, 268926608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68926608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96884424).

68926608 is an abundant number, since it is smaller than the sum of its proper divisors (124842240).

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

68926608 is a wasteful number, since it uses less digits than its factorization.

68926608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2172 (or 2163 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 68926608 is about 8302.2050083095. The cubic root of 68926608 is about 410.0111200633.

The spelling of 68926608 in words is "sixty-eight million, nine hundred twenty-six thousand, six hundred eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 251 502 753 1004 1506 1907 2008 2259 3012 3814 4016 4518 5721 6024 7628 9036 11442 12048 15256 17163 18072 22884 30512 34326 36144 45768 68652 91536 137304 274608 478657 957314 1435971 1914628 2871942 3829256 4307913 5743884 7658512 8615826 11487768 17231652 22975536 34463304 68926608