Base | Representation |
---|---|
bin | 110100100111110001001110… |
… | …110011111001011010110010 |
3 | 1010100102121202000001211020212 |
4 | 310213301032303321122302 |
5 | 220313232341020130132 |
6 | 2140114031224304122 |
7 | 66514235231222132 |
oct | 6447611663713262 |
9 | 1110377660054225 |
10 | 231431340005042 |
11 | 67817531037301 |
12 | 21b58b3b612042 |
13 | 9c19b601a0c78 |
14 | 412149d99aac2 |
15 | 1bb50d85955b2 |
hex | d27c4ecf96b2 |
231431340005042 has 8 divisors (see below), whose sum is σ = 347148220191600. Its totient is φ = 115715266607844.
The previous prime is 231431340004993. The next prime is 231431340005057. The reversal of 231431340005042 is 240500043134132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200979692 + ... + 202127927.
It is an arithmetic number, because the mean of its divisors is an integer number (43393527523950).
Almost surely, 2231431340005042 is an apocalyptic number.
231431340005042 is a deficient number, since it is larger than the sum of its proper divisors (115716880186558).
231431340005042 is a wasteful number, since it uses less digits than its factorization.
231431340005042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 403394680.
The product of its (nonzero) digits is 34560, while the sum is 32.
Adding to 231431340005042 its reverse (240500043134132), we get a palindrome (471931383139174).
The spelling of 231431340005042 in words is "two hundred thirty-one trillion, four hundred thirty-one billion, three hundred forty million, five thousand, forty-two".
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