Base | Representation |
---|---|
bin | 110100100111111110111100… |
… | …001010010110000010111101 |
3 | 1010100111000201211102001012102 |
4 | 310213332330022112002331 |
5 | 220314003012213223101 |
6 | 2140124504002314445 |
7 | 66515266054020500 |
oct | 6447767412260275 |
9 | 1110430654361172 |
10 | 231446059507901 |
11 | 678227a48956a7 |
12 | 21b5b969058a25 |
13 | 9c1b36788a284 |
14 | 4122098847137 |
15 | 1bb569a94e86b |
hex | d27fbc2960bd |
231446059507901 has 12 divisors (see below), whose sum is σ = 269246056274748. Its totient is φ = 198372842502912.
The previous prime is 231446059507889. The next prime is 231446059507991. The reversal of 231446059507901 is 109705950644132.
It can be written as a sum of positive squares in 2 ways, for example, as 55688757000100 + 175757302507801 = 7462490^2 + 13257349^2 .
It is not a de Polignac number, because 231446059507901 - 230 = 231444985766077 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231446059507991) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111992006 + ... + 114039911.
It is an arithmetic number, because the mean of its divisors is an integer number (22437171356229).
Almost surely, 2231446059507901 is an apocalyptic number.
It is an amenable number.
231446059507901 is a deficient number, since it is larger than the sum of its proper divisors (37799996766847).
231446059507901 is a wasteful number, since it uses less digits than its factorization.
231446059507901 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 226052828 (or 226052821 counting only the distinct ones).
The product of its (nonzero) digits is 8164800, while the sum is 56.
The spelling of 231446059507901 in words is "two hundred thirty-one trillion, four hundred forty-six billion, fifty-nine million, five hundred seven thousand, nine hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •