Base | Representation |
---|---|
bin | 1000001101001… |
… | …01011011011111 |
3 | 11210112011220220 |
4 | 10012211123133 |
5 | 120110210124 |
6 | 10455212423 |
7 | 1464042150 |
oct | 406453337 |
9 | 153464826 |
10 | 68835039 |
11 | 35945869 |
12 | 1b077113 |
13 | 113514c0 |
14 | 91db927 |
15 | 609a879 |
hex | 41a56df |
68835039 has 16 divisors (see below), whose sum is σ = 112960512. Its totient is φ = 36308448.
The previous prime is 68835017. The next prime is 68835071. The reversal of 68835039 is 93053886.
It is not a de Polignac number, because 68835039 - 215 = 68802271 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68835089) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125799 + ... + 126344.
It is an arithmetic number, because the mean of its divisors is an integer number (7060032).
Almost surely, 268835039 is an apocalyptic number.
68835039 is a deficient number, since it is larger than the sum of its proper divisors (44125473).
68835039 is a wasteful number, since it uses less digits than its factorization.
68835039 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 252166.
The product of its (nonzero) digits is 155520, while the sum is 42.
The square root of 68835039 is about 8296.6884357556. The cubic root of 68835039 is about 409.8294730066.
The spelling of 68835039 in words is "sixty-eight million, eight hundred thirty-five thousand, thirty-nine".
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