Base | Representation |
---|---|
bin | 1000001001100… |
… | …01110100010100 |
3 | 11202122010100010 |
4 | 10010301310110 |
5 | 120000031432 |
6 | 10441120220 |
7 | 1460030433 |
oct | 404616424 |
9 | 152563303 |
10 | 68361492 |
11 | 35652001 |
12 | 1aa89070 |
13 | 11216ab4 |
14 | 911711a |
15 | 60053cc |
hex | 4131d14 |
68361492 has 12 divisors (see below), whose sum is σ = 159510176. Its totient is φ = 22787160.
The previous prime is 68361463. The next prime is 68361499. The reversal of 68361492 is 29416386.
It is a tau number, because it is divible by the number of its divisors (12).
It is a self number, because there is not a number n which added to its sum of digits gives 68361492.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68361499) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2848384 + ... + 2848407.
Almost surely, 268361492 is an apocalyptic number.
It is an amenable number.
68361492 is an abundant number, since it is smaller than the sum of its proper divisors (91148684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68361492 is a wasteful number, since it uses less digits than its factorization.
68361492 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5696798 (or 5696796 counting only the distinct ones).
The product of its digits is 62208, while the sum is 39.
The square root of 68361492 is about 8268.1008702120. The cubic root of 68361492 is about 408.8875095894.
The spelling of 68361492 in words is "sixty-eight million, three hundred sixty-one thousand, four hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •