Base | Representation |
---|---|
bin | 1000000110111… |
… | …10101001111110 |
3 | 11201222211002012 |
4 | 10003132221332 |
5 | 114403131422 |
6 | 10425531222 |
7 | 1454111360 |
oct | 403365176 |
9 | 151884065 |
10 | 68020862 |
11 | 3543a098 |
12 | 1a943b12 |
13 | 11127a40 |
14 | 9068d30 |
15 | 5e894e2 |
hex | 40dea7e |
68020862 has 32 divisors (see below), whose sum is σ = 126904512. Its totient is φ = 26625024.
The previous prime is 68020861. The next prime is 68020871. The reversal of 68020862 is 26802086.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68020861) 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, 15728 + ... + 19580.
It is an arithmetic number, because the mean of its divisors is an integer number (3965766).
Almost surely, 268020862 is an apocalyptic number.
68020862 is a deficient number, since it is larger than the sum of its proper divisors (58883650).
68020862 is a wasteful number, since it uses less digits than its factorization.
68020862 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3972.
The product of its (nonzero) digits is 9216, while the sum is 32.
The square root of 68020862 is about 8247.4760987832. The cubic root of 68020862 is about 408.2072468497.
The spelling of 68020862 in words is "sixty-eight million, twenty thousand, eight hundred sixty-two".
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