Base | Representation |
---|---|
bin | 100111000111000… |
… | …1111000000010011 |
3 | 10101110102111200200 |
4 | 1032032033000103 |
5 | 10141430314243 |
6 | 334120150243 |
7 | 44343553620 |
oct | 11616170023 |
9 | 3343374620 |
10 | 1312354323 |
11 | 613876255 |
12 | 307608383 |
13 | 17bb72327 |
14 | c6419347 |
15 | 7a330ad3 |
hex | 4e38f013 |
1312354323 has 24 divisors (see below), whose sum is σ = 2173293408. Its totient is φ = 747539712.
The previous prime is 1312354319. The next prime is 1312354327. The reversal of 1312354323 is 3234532131.
It is an interprime number because it is at equal distance from previous prime (1312354319) and next prime (1312354327).
It is not a de Polignac number, because 1312354323 - 22 = 1312354319 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1312354327) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12886 + ... + 52827.
It is an arithmetic number, because the mean of its divisors is an integer number (90553892).
Almost surely, 21312354323 is an apocalyptic number.
1312354323 is a deficient number, since it is larger than the sum of its proper divisors (860939085).
1312354323 is a wasteful number, since it uses less digits than its factorization.
1312354323 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66043 (or 66040 counting only the distinct ones).
The product of its digits is 6480, while the sum is 27.
The square root of 1312354323 is about 36226.4312760724. The cubic root of 1312354323 is about 1094.8392758408.
Adding to 1312354323 its reverse (3234532131), we get a palindrome (4546886454).
The spelling of 1312354323 in words is "one billion, three hundred twelve million, three hundred fifty-four thousand, three hundred twenty-three".
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