Base | Representation |
---|---|
bin | 100111000010110… |
… | …1011101000111000 |
3 | 10101022012121020020 |
4 | 1032011223220320 |
5 | 10140342043222 |
6 | 334000130440 |
7 | 44315525265 |
oct | 11605535070 |
9 | 3338177206 |
10 | 1310112312 |
11 | 612584853 |
12 | 306906a20 |
13 | 17b5689b2 |
14 | c5dd426c |
15 | 7a03b65c |
hex | 4e16ba38 |
1310112312 has 32 divisors (see below), whose sum is σ = 3320152080. Its totient is φ = 430721280.
The previous prime is 1310112299. The next prime is 1310112329. The reversal of 1310112312 is 2132110131.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 1310112291 and 1310112300.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372139 + ... + 375642.
Almost surely, 21310112312 is an apocalyptic number.
1310112312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1310112312 is an abundant number, since it is smaller than the sum of its proper divisors (2010039768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1310112312 is a wasteful number, since it uses less digits than its factorization.
1310112312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 747863 (or 747859 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 15.
The square root of 1310112312 is about 36195.4736396694. The cubic root of 1310112312 is about 1094.2154501936.
Adding to 1310112312 its reverse (2132110131), we get a palindrome (3442222443).
The spelling of 1310112312 in words is "one billion, three hundred ten million, one hundred twelve thousand, three hundred twelve".
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