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68550626 = 2234493319
BaseRepresentation
bin1000001010111…
…11111111100010
311202222201210002
410011133333202
5120022110001
610445140002
71461446024
oct405377742
9152881702
1068550626
1135771111
121ab5a602
1311281c01
149166014
15604146b
hex415ffe2

68550626 has 16 divisors (see below), whose sum is σ = 107568000. Its totient is φ = 32702208.

The previous prime is 68550623. The next prime is 68550631. The reversal of 68550626 is 62605586.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 68550626.

It is not an unprimeable number, because it can be changed into a prime (68550623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18995 + ... + 22313.

It is an arithmetic number, because the mean of its divisors is an integer number (6723000).

Almost surely, 268550626 is an apocalyptic number.

68550626 is a deficient number, since it is larger than the sum of its proper divisors (39017374).

68550626 is a wasteful number, since it uses less digits than its factorization.

68550626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3793.

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 68550626 is about 8279.5305422469. The cubic root of 68550626 is about 409.2642485866.

The spelling of 68550626 in words is "sixty-eight million, five hundred fifty thousand, six hundred twenty-six".

Divisors: 1 2 23 46 449 898 3319 6638 10327 20654 76337 152674 1490231 2980462 34275313 68550626