Base | Representation |
---|---|
bin | 1101011001010101001… |
… | …0110001110100100001 |
3 | 211000000201020102210000 |
4 | 3112111102301310201 |
5 | 12232310311311104 |
6 | 253420211530213 |
7 | 22425014451162 |
oct | 3262522616441 |
9 | 730021212700 |
10 | 230137994529 |
11 | 896679975a3 |
12 | 387288b9969 |
13 | 1891816b831 |
14 | b1d29ab769 |
15 | 5ebe25a639 |
hex | 35954b1d21 |
230137994529 has 45 divisors (see below), whose sum is σ = 347061364419. Its totient is φ = 151977513600.
The previous prime is 230137994521. The next prime is 230137994539. The reversal of 230137994529 is 925499731032.
The square root of 230137994529 is 479727.
It is a perfect power (a square), and thus also a powerful number.
230137994529 is a `hidden beast` number, since 2 + 30 + 13 + 79 + 9 + 4 + 529 = 666.
It can be written as a sum of positive squares in only one way, i.e., 93498350625 + 136639643904 = 305775^2 + 369648^2 .
It is not a de Polignac number, because 230137994529 - 23 = 230137994521 is a prime.
It is not an unprimeable number, because it can be changed into a prime (230137994521) by changing a digit.
It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 651948817 + ... + 651949169.
Almost surely, 2230137994529 is an apocalyptic number.
230137994529 is the 479727-th square number.
230137994529 is the 239864-th centered octagonal number.
It is an amenable number.
230137994529 is a deficient number, since it is larger than the sum of its proper divisors (116923369890).
230137994529 is an frugal number, since it uses more digits than its factorization.
230137994529 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1020 (or 507 counting only the distinct ones).
The product of its (nonzero) digits is 3674160, while the sum is 54.
The spelling of 230137994529 in words is "two hundred thirty billion, one hundred thirty-seven million, nine hundred ninety-four thousand, five hundred twenty-nine".
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