Base | Representation |
---|---|
bin | 1000001011111… |
… | …11100000000010 |
3 | 11210020021210221 |
4 | 10011333200002 |
5 | 120040222212 |
6 | 10452013254 |
7 | 1462524211 |
oct | 405774002 |
9 | 153207727 |
10 | 68679682 |
11 | 3584a075 |
12 | 1b00122a |
13 | 112c8886 |
14 | 919b078 |
15 | 6069807 |
hex | 417f802 |
68679682 has 4 divisors (see below), whose sum is σ = 103019526. Its totient is φ = 34339840.
The previous prime is 68679673. The next prime is 68679691. The reversal of 68679682 is 28697686.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (68679673) and next prime (68679691).
It can be written as a sum of positive squares in only one way, i.e., 48149721 + 20529961 = 6939^2 + 4531^2 .
It is a super-2 number, since 2×686796822 = 9433797439242248, which contains 22 as substring.
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 as a sum of consecutive naturals, namely, 17169919 + ... + 17169922.
Almost surely, 268679682 is an apocalyptic number.
68679682 is a deficient number, since it is larger than the sum of its proper divisors (34339844).
68679682 is a wasteful number, since it uses less digits than its factorization.
68679682 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34339843.
The product of its digits is 1741824, while the sum is 52.
The square root of 68679682 is about 8287.3205561267. The cubic root of 68679682 is about 409.5209196964.
The spelling of 68679682 in words is "sixty-eight million, six hundred seventy-nine thousand, six hundred eighty-two".
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