Base | Representation |
---|---|
bin | 100111000010111… |
… | …0010100000101000 |
3 | 10101022021000211121 |
4 | 1032011302200220 |
5 | 10140343443311 |
6 | 334000505024 |
7 | 44316003322 |
oct | 11605624050 |
9 | 3338230747 |
10 | 1310140456 |
11 | 6125a3a09 |
12 | 30691b174 |
13 | 17b578751 |
14 | c6000612 |
15 | 7a044b71 |
hex | 4e172828 |
1310140456 has 16 divisors (see below), whose sum is σ = 2457731700. Its totient is φ = 654745344.
The previous prime is 1310140441. The next prime is 1310140499. The reversal of 1310140456 is 6540410131.
It can be written as a sum of positive squares in 2 ways, for example, as 1307979556 + 2160900 = 36166^2 + 1470^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 1310140456.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23025 + ... + 56128.
Almost surely, 21310140456 is an apocalyptic number.
It is an amenable number.
1310140456 is a deficient number, since it is larger than the sum of its proper divisors (1147591244).
1310140456 is a wasteful number, since it uses less digits than its factorization.
1310140456 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81228 (or 81224 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 25.
The square root of 1310140456 is about 36195.8624154751. The cubic root of 1310140456 is about 1094.2232854961.
Adding to 1310140456 its reverse (6540410131), we get a palindrome (7850550587).
The spelling of 1310140456 in words is "one billion, three hundred ten million, one hundred forty thousand, four hundred fifty-six".
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