Base | Representation |
---|---|
bin | 10011000101111001111… |
… | …110000010101101001110 |
3 | 11122102112022210100202020 |
4 | 103011321332002231032 |
5 | 132443444400114210 |
6 | 2442421340111010 |
7 | 163534602214311 |
oct | 23057176025516 |
9 | 4572468710666 |
10 | 1312011332430 |
11 | 46646a214007 |
12 | 192339b35466 |
13 | 969506c9136 |
14 | 477048b6978 |
15 | 241dd683770 |
hex | 13179f82b4e |
1312011332430 has 32 divisors (see below), whose sum is σ = 3148857345024. Its totient is φ = 349866338976.
The previous prime is 1312011332419. The next prime is 1312011332483. The reversal of 1312011332430 is 342331102131.
It is a self number, because there is not a number n which added to its sum of digits gives 1312011332430.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5877439 + ... + 6096581.
It is an arithmetic number, because the mean of its divisors is an integer number (98401792032).
Almost surely, 21312011332430 is an apocalyptic number.
1312011332430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1312011332430 is an abundant number, since it is smaller than the sum of its proper divisors (1836846012594).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1312011332430 is a wasteful number, since it uses less digits than its factorization.
1312011332430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 418720.
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 1312011332430 its reverse (342331102131), we get a palindrome (1654342434561).
The spelling of 1312011332430 in words is "one trillion, three hundred twelve billion, eleven million, three hundred thirty-two thousand, four hundred thirty".
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