Base | Representation |
---|---|
bin | 1000001100000… |
… | …11011011000110 |
3 | 11210021002212001 |
4 | 10012003123012 |
5 | 120041231000 |
6 | 10452215514 |
7 | 1462622104 |
oct | 406033306 |
9 | 153232761 |
10 | 68695750 |
11 | 35860152 |
12 | 1b00a59a |
13 | 11302c96 |
14 | 91a2c74 |
15 | 606e46a |
hex | 41836c6 |
68695750 has 16 divisors (see below), whose sum is σ = 128598912. Its totient is φ = 27478200.
The previous prime is 68695709. The next prime is 68695763. The reversal of 68695750 is 5759686.
It is a self number, because there is not a number n which added to its sum of digits gives 68695750.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 137142 + ... + 137641.
It is an arithmetic number, because the mean of its divisors is an integer number (8037432).
Almost surely, 268695750 is an apocalyptic number.
68695750 is a deficient number, since it is larger than the sum of its proper divisors (59903162).
68695750 is a wasteful number, since it uses less digits than its factorization.
68695750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 274800 (or 274790 counting only the distinct ones).
The product of its (nonzero) digits is 453600, while the sum is 46.
The square root of 68695750 is about 8288.2899321875. The cubic root of 68695750 is about 409.5528537845.
The spelling of 68695750 in words is "sixty-eight million, six hundred ninety-five thousand, seven hundred fifty".
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