Base | Representation |
---|---|
bin | 100001101100001000000… |
… | …010000001111001101001 |
3 | 22012022201211201021202120 |
4 | 201230020002001321221 |
5 | 300412332230403340 |
6 | 4531315153421453 |
7 | 326155612230564 |
oct | 41541002017151 |
9 | 8168654637676 |
10 | 2315122122345 |
11 | 8129240a045a |
12 | 31482986a889 |
13 | 13a4132c9c66 |
14 | 800a41254db |
15 | 4034d0754d0 |
hex | 21b08081e69 |
2315122122345 has 32 divisors (see below), whose sum is σ = 3901116334080. Its totient is φ = 1169156928960.
The previous prime is 2315122122337. The next prime is 2315122122349. The reversal of 2315122122345 is 5432212215132.
It is not a de Polignac number, because 2315122122345 - 23 = 2315122122337 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2315122122349) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1477801 + ... + 2610390.
It is an arithmetic number, because the mean of its divisors is an integer number (121909885440).
Almost surely, 22315122122345 is an apocalyptic number.
It is an amenable number.
2315122122345 is a deficient number, since it is larger than the sum of its proper divisors (1585994211735).
2315122122345 is a wasteful number, since it uses less digits than its factorization.
2315122122345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4090205.
The product of its digits is 28800, while the sum is 33.
Adding to 2315122122345 its reverse (5432212215132), we get a palindrome (7747334337477).
The spelling of 2315122122345 in words is "two trillion, three hundred fifteen billion, one hundred twenty-two million, one hundred twenty-two thousand, three hundred forty-five".
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