Base | Representation |
---|---|
bin | 100001101100001000110… |
… | …101110101110010111001 |
3 | 22012022202210021022122001 |
4 | 201230020311311302321 |
5 | 300412344220013444 |
6 | 4531320400501001 |
7 | 326156135536144 |
oct | 41541065656271 |
9 | 8168683238561 |
10 | 2315135704249 |
11 | 812930827775 |
12 | 31483231a761 |
13 | 13a416073ca4 |
14 | 800a5c5d05b |
15 | 4034e3598d4 |
hex | 21b08d75cb9 |
2315135704249 has 9 divisors (see below), whose sum is σ = 2319002338341. Its totient is φ = 2311275514140.
The previous prime is 2315135704237. The next prime is 2315135704283. The reversal of 2315135704249 is 9424075315132.
The square root of 2315135704249 is 1521557.
It is a perfect power (a square), and thus also a powerful number.
2315135704249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2315135704249 - 221 = 2315133607097 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2315135704199 and 2315135704208.
It is not an unprimeable number, because it can be changed into a prime (2315135704949) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1477431064 + ... + 1477432630.
Almost surely, 22315135704249 is an apocalyptic number.
2315135704249 is the 1521557-th square number.
2315135704249 is the 760779-th centered octagonal number.
It is an amenable number.
2315135704249 is a deficient number, since it is larger than the sum of its proper divisors (3866634092).
2315135704249 is an frugal number, since it uses more digits than its factorization.
2315135704249 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5076 (or 2538 counting only the distinct ones).
The product of its (nonzero) digits is 907200, while the sum is 46.
The spelling of 2315135704249 in words is "two trillion, three hundred fifteen billion, one hundred thirty-five million, seven hundred four thousand, two hundred forty-nine".
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