Base | Representation |
---|---|
bin | 100111000011010… |
… | …1111100000010100 |
3 | 10101022201201112210 |
4 | 1032012233200110 |
5 | 10140424442132 |
6 | 334010113420 |
7 | 44321063601 |
oct | 11606574024 |
9 | 3338651483 |
10 | 1310390292 |
11 | 612754692 |
12 | 306a1b870 |
13 | 17b635393 |
14 | c60676a8 |
15 | 7a093bcc |
hex | 4e1af814 |
1310390292 has 12 divisors (see below), whose sum is σ = 3057577376. Its totient is φ = 436796760.
The previous prime is 1310390287. The next prime is 1310390321. The reversal of 1310390292 is 2920930131.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
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, 54599584 + ... + 54599607.
Almost surely, 21310390292 is an apocalyptic number.
1310390292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1310390292 is an abundant number, since it is smaller than the sum of its proper divisors (1747187084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1310390292 is a wasteful number, since it uses less digits than its factorization.
1310390292 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109199198 (or 109199196 counting only the distinct ones).
The product of its (nonzero) digits is 2916, while the sum is 30.
The square root of 1310390292 is about 36199.3134189034. The cubic root of 1310390292 is about 1094.2928350349.
The spelling of 1310390292 in words is "one billion, three hundred ten million, three hundred ninety thousand, two hundred ninety-two".
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