Base | Representation |
---|---|
bin | 110100100010001110011101… |
… | …010100001100010001110000 |
3 | 1010022002012110222122202202101 |
4 | 310202032131110030101300 |
5 | 220241012212140120100 |
6 | 2135223031333230144 |
7 | 66444561266152462 |
oct | 6442163524142160 |
9 | 1108065428582671 |
10 | 231050405004400 |
11 | 6768aa21176123 |
12 | 21ab7149192354 |
13 | 9bbcc6260aa47 |
14 | 410ac83852132 |
15 | 1baa2407c586a |
hex | d2239d50c470 |
231050405004400 has 120 divisors (see below), whose sum is σ = 587391537106944. Its totient is φ = 87156796742400.
The previous prime is 231050405004359. The next prime is 231050405004403. The reversal of 231050405004400 is 4400504050132.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231050405004403) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 176207184 + ... + 177513583.
Almost surely, 2231050405004400 is an apocalyptic number.
231050405004400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
231050405004400 is an abundant number, since it is smaller than the sum of its proper divisors (356341132102544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231050405004400 is a wasteful number, since it uses less digits than its factorization.
231050405004400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 353720879 (or 353720868 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 28.
Adding to 231050405004400 its reverse (4400504050132), we get a palindrome (235450909054532).
The spelling of 231050405004400 in words is "two hundred thirty-one trillion, fifty billion, four hundred five million, four thousand, four hundred".
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