Base | Representation |
---|---|
bin | 1000001101010… |
… | …11100101000110 |
3 | 11210120110110220 |
4 | 10012223211012 |
5 | 120112011410 |
6 | 10455525210 |
7 | 1464205455 |
oct | 406534506 |
9 | 153513426 |
10 | 68860230 |
11 | 3596278a |
12 | 1b089806 |
13 | 1135caca |
14 | 9206b9c |
15 | 60a3070 |
hex | 41ab946 |
68860230 has 16 divisors (see below), whose sum is σ = 165264624. Its totient is φ = 18362720.
The previous prime is 68860213. The next prime is 68860241. The reversal of 68860230 is 3206886.
It is a junction number, because it is equal to n+sod(n) for n = 68860191 and 68860200.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1147641 + ... + 1147700.
It is an arithmetic number, because the mean of its divisors is an integer number (10329039).
Almost surely, 268860230 is an apocalyptic number.
68860230 is an abundant number, since it is smaller than the sum of its proper divisors (96404394).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68860230 is a wasteful number, since it uses less digits than its factorization.
68860230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2295351.
The product of its (nonzero) digits is 13824, while the sum is 33.
The square root of 68860230 is about 8298.2064327179. The cubic root of 68860230 is about 409.8794608968.
The spelling of 68860230 in words is "sixty-eight million, eight hundred sixty thousand, two hundred thirty".
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