Base | Representation |
---|---|
bin | 11101001001111000… |
… | …100001100011011101 |
3 | 2222210122121111101002 |
4 | 131021320201203131 |
5 | 1003102401402331 |
6 | 22214144200045 |
7 | 2155515242432 |
oct | 351170414335 |
9 | 88718544332 |
10 | 31304325341 |
11 | 12304525a63 |
12 | 6097909025 |
13 | 2c4b685a43 |
14 | 172d773b89 |
15 | c333c09cb |
hex | 749e218dd |
31304325341 has 8 divisors (see below), whose sum is σ = 31408630200. Its totient is φ = 31200194560.
The previous prime is 31304325323. The next prime is 31304325391. The reversal of 31304325341 is 14352340313.
It can be written as a sum of positive squares in 4 ways, for example, as 526886116 + 30777439225 = 22954^2 + 175435^2 .
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 31304325341 - 214 = 31304308957 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 (31304325391) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321815 + ... + 407643.
It is an arithmetic number, because the mean of its divisors is an integer number (3926078775).
Almost surely, 231304325341 is an apocalyptic number.
It is an amenable number.
31304325341 is a deficient number, since it is larger than the sum of its proper divisors (104304859).
31304325341 is an equidigital number, since it uses as much as digits as its factorization.
31304325341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87039.
The product of its (nonzero) digits is 12960, while the sum is 29.
Adding to 31304325341 its reverse (14352340313), we get a palindrome (45656665654).
The spelling of 31304325341 in words is "thirty-one billion, three hundred four million, three hundred twenty-five thousand, three hundred forty-one".
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