Base | Representation |
---|---|
bin | 100001110000010… |
… | …1011111110110111 |
3 | 2220221021012001021 |
4 | 1003200223332313 |
5 | 4304424022411 |
6 | 304220242011 |
7 | 40032204640 |
oct | 10340537667 |
9 | 2827235037 |
10 | 1132642231 |
11 | 53138a966 |
12 | 2773a0307 |
13 | 15086c506 |
14 | aa5d86c7 |
15 | 69682a71 |
hex | 4382bfb7 |
1132642231 has 32 divisors (see below), whose sum is σ = 1413885440. Its totient is φ = 885717504.
The previous prime is 1132642229. The next prime is 1132642243. The reversal of 1132642231 is 1322462311.
It is not a de Polignac number, because 1132642231 - 21 = 1132642229 is a prime.
It is a super-2 number, since 2×11326422312 = 2565756846889314722, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1132642196 and 1132642205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1132612231) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 416131 + ... + 418843.
It is an arithmetic number, because the mean of its divisors is an integer number (44183920).
Almost surely, 21132642231 is an apocalyptic number.
1132642231 is a deficient number, since it is larger than the sum of its proper divisors (281243209).
1132642231 is a wasteful number, since it uses less digits than its factorization.
1132642231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2855.
The product of its digits is 1728, while the sum is 25.
The square root of 1132642231 is about 33654.7504967724. The cubic root of 1132642231 is about 1042.3916331373.
The spelling of 1132642231 in words is "one billion, one hundred thirty-two million, six hundred forty-two thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •