Base | Representation |
---|---|
bin | 1101011000110111010… |
… | …1111110010111011111 |
3 | 210222201000001012221200 |
4 | 3112031311332113133 |
5 | 12232031312100411 |
6 | 253355544530543 |
7 | 22421636161104 |
oct | 3261565762737 |
9 | 728630035850 |
10 | 230013003231 |
11 | 89603386800 |
12 | 386b2a80a53 |
13 | 188c82b7a9b |
14 | b1c0152aab |
15 | 5eb32bae56 |
hex | 358dd7e5df |
230013003231 has 72 divisors (see below), whose sum is σ = 371582571360. Its totient is φ = 136966896000.
The previous prime is 230013003221. The next prime is 230013003277. The reversal of 230013003231 is 132300310032.
230013003231 is a `hidden beast` number, since 2 + 300 + 1 + 300 + 32 + 31 = 666.
It is not a de Polignac number, because 230013003231 - 29 = 230013002719 is a prime.
It is a super-2 number, since 2×2300130032312 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230013003221) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 103561701 + ... + 103563921.
Almost surely, 2230013003231 is an apocalyptic number.
230013003231 is a deficient number, since it is larger than the sum of its proper divisors (141569568129).
230013003231 is a wasteful number, since it uses less digits than its factorization.
230013003231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3869 (or 3855 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
Adding to 230013003231 its reverse (132300310032), we get a palindrome (362313313263).
The spelling of 230013003231 in words is "two hundred thirty billion, thirteen million, three thousand, two hundred thirty-one".
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