Base | Representation |
---|---|
bin | 1101011100111111111… |
… | …0110111011100100001 |
3 | 211002120100000010022110 |
4 | 3113033332313130201 |
5 | 12241314343133213 |
6 | 254102024025533 |
7 | 22461301641612 |
oct | 3271776673441 |
9 | 732510003273 |
10 | 231122630433 |
11 | 8a022777082 |
12 | 389626022a9 |
13 | 18a44159726 |
14 | b287679c09 |
15 | 602a9045c3 |
hex | 35cffb7721 |
231122630433 has 32 divisors (see below), whose sum is σ = 342580268160. Its totient is φ = 137927623680.
The previous prime is 231122630393. The next prime is 231122630471. The reversal of 231122630433 is 334036221132.
It is not a de Polignac number, because 231122630433 - 28 = 231122630177 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 231122630433.
It is not an unprimeable number, because it can be changed into a prime (231122630533) 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, 1067098 + ... + 1265283.
It is an arithmetic number, because the mean of its divisors is an integer number (10705633380).
Almost surely, 2231122630433 is an apocalyptic number.
It is an amenable number.
231122630433 is a deficient number, since it is larger than the sum of its proper divisors (111457637727).
231122630433 is a wasteful number, since it uses less digits than its factorization.
231122630433 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2332497.
The product of its (nonzero) digits is 15552, while the sum is 30.
Adding to 231122630433 its reverse (334036221132), we get a palindrome (565158851565).
The spelling of 231122630433 in words is "two hundred thirty-one billion, one hundred twenty-two million, six hundred thirty thousand, four hundred thirty-three".
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