Base | Representation |
---|---|
bin | 101101010101010111100… |
… | …100001110110101001001 |
3 | 102000211012000221211212010 |
4 | 231111113210032311021 |
5 | 402020134010432241 |
6 | 10343054120010133 |
7 | 441034354346235 |
oct | 55252744166511 |
9 | 12024160854763 |
10 | 3115320405321 |
11 | aa1222175083 |
12 | 42392a600949 |
13 | 197a0937c227 |
14 | aaad49435c5 |
15 | 56083982d16 |
hex | 2d55790ed49 |
3115320405321 has 16 divisors (see below), whose sum is σ = 4425058794240. Its totient is φ = 1943865107280.
The previous prime is 3115320405311. The next prime is 3115320405469. The reversal of 3115320405321 is 1235040235113.
It is not a de Polignac number, because 3115320405321 - 215 = 3115320372553 is a prime.
It is a super-2 number, since 2×31153204053212 (a number of 26 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (3115320405311) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 329240715 + ... + 329250176.
It is an arithmetic number, because the mean of its divisors is an integer number (276566174640).
Almost surely, 23115320405321 is an apocalyptic number.
It is an amenable number.
3115320405321 is a deficient number, since it is larger than the sum of its proper divisors (1309738388919).
3115320405321 is a wasteful number, since it uses less digits than its factorization.
3115320405321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 658490996.
The product of its (nonzero) digits is 10800, while the sum is 30.
The spelling of 3115320405321 in words is "three trillion, one hundred fifteen billion, three hundred twenty million, four hundred five thousand, three hundred twenty-one".
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