Base | Representation |
---|---|
bin | 11011101011000… |
… | …00101101110010 |
3 | 121011210111110211 |
4 | 31311200231302 |
5 | 433411201232 |
6 | 35011214334 |
7 | 5516041024 |
oct | 1565405562 |
9 | 534714424 |
10 | 232131442 |
11 | 10a039874 |
12 | 658a73aa |
13 | 391274aa |
14 | 22b88014 |
15 | 155a4a47 |
hex | dd60b72 |
232131442 has 16 divisors (see below), whose sum is σ = 350457912. Its totient is φ = 115315200.
The previous prime is 232131437. The next prime is 232131461. The reversal of 232131442 is 244131232.
It can be written as a sum of positive squares in 4 ways, for example, as 97594641 + 134536801 = 9879^2 + 11599^2 .
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, 375918 + ... + 376534.
Almost surely, 2232131442 is an apocalyptic number.
232131442 is a deficient number, since it is larger than the sum of its proper divisors (118326470).
232131442 is a wasteful number, since it uses less digits than its factorization.
232131442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1533.
The product of its digits is 1152, while the sum is 22.
The square root of 232131442 is about 15235.8603957899. The cubic root of 232131442 is about 614.5793867542.
Adding to 232131442 its reverse (244131232), we get a palindrome (476262674).
The spelling of 232131442 in words is "two hundred thirty-two million, one hundred thirty-one thousand, four hundred forty-two".
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