Base | Representation |
---|---|
bin | 111110101100… |
… | …0100000100110 |
3 | 2021211212221210 |
4 | 1331120200212 |
5 | 31403242030 |
6 | 3132252250 |
7 | 546243132 |
oct | 175304046 |
9 | 67755853 |
10 | 32868390 |
11 | 1760a565 |
12 | b011086 |
13 | 6a6a769 |
14 | 45183c2 |
15 | 2d43bb0 |
hex | 1f58826 |
32868390 has 16 divisors (see below), whose sum is σ = 78884208. Its totient is φ = 8764896.
The previous prime is 32868389. The next prime is 32868419. The reversal of 32868390 is 9386823.
It is a super-2 number, since 2×328683902 = 2160662122384200, which contains 22 as substring.
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, 547777 + ... + 547836.
It is an arithmetic number, because the mean of its divisors is an integer number (4930263).
Almost surely, 232868390 is an apocalyptic number.
32868390 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
32868390 is an abundant number, since it is smaller than the sum of its proper divisors (46015818).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
32868390 is a wasteful number, since it uses less digits than its factorization.
32868390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1095623.
The product of its (nonzero) digits is 62208, while the sum is 39.
The square root of 32868390 is about 5733.0960222205. The cubic root of 32868390 is about 320.3264572066.
The spelling of 32868390 in words is "thirty-two million, eight hundred sixty-eight thousand, three hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •