Base | Representation |
---|---|
bin | 110100101000111111101010… |
… | …010100010100001100001101 |
3 | 1010100201200002222100000112101 |
4 | 310220333222110110030031 |
5 | 220321122323124203123 |
6 | 2140220435452435101 |
7 | 66523306143646363 |
oct | 6450775224241415 |
9 | 1110650088300471 |
10 | 231515553350413 |
11 | 6784a2162a50a2 |
12 | 21b71322478a91 |
13 | 9c24a911a4c47 |
14 | 41255ac143633 |
15 | 1bb73b68ccaad |
hex | d28fea51430d |
231515553350413 has 8 divisors (see below), whose sum is σ = 255792120326208. Its totient is φ = 208423209153984.
The previous prime is 231515553350407. The next prime is 231515553350479. The reversal of 231515553350413 is 314053355515132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 231515553350413 - 213 = 231515553342221 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231515553350513) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296055694431 + ... + 296055695212.
It is an arithmetic number, because the mean of its divisors is an integer number (31974015040776).
Almost surely, 2231515553350413 is an apocalyptic number.
231515553350413 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
231515553350413 is a deficient number, since it is larger than the sum of its proper divisors (24276566975795).
231515553350413 is a wasteful number, since it uses less digits than its factorization.
231515553350413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 592111389683.
The product of its (nonzero) digits is 2025000, while the sum is 46.
The spelling of 231515553350413 in words is "two hundred thirty-one trillion, five hundred fifteen billion, five hundred fifty-three million, three hundred fifty thousand, four hundred thirteen".
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