Base | Representation |
---|---|
bin | 10011000110111100001… |
… | …000010010000111001110 |
3 | 11122112101200102020011020 |
4 | 103012330020102013032 |
5 | 133003233024010410 |
6 | 2443123430535010 |
7 | 163604241000036 |
oct | 23067410220716 |
9 | 4575350366136 |
10 | 1313121313230 |
11 | 466989826011 |
12 | 1925a9807466 |
13 | 96a996629cc |
14 | 477ac0928c6 |
15 | 24255d3ba70 |
hex | 131bc2121ce |
1313121313230 has 64 divisors (see below), whose sum is σ = 3481954449408. Its totient is φ = 315238668800.
The previous prime is 1313121313201. The next prime is 1313121313249. The reversal of 1313121313230 is 323131213131.
It is a self number, because there is not a number n which added to its sum of digits gives 1313121313230.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55961046 + ... + 55984505.
It is an arithmetic number, because the mean of its divisors is an integer number (54405538272).
Almost surely, 21313121313230 is an apocalyptic number.
1313121313230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1313121313230 is an abundant number, since it is smaller than the sum of its proper divisors (2168833136178).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1313121313230 is a wasteful number, since it uses less digits than its factorization.
1313121313230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111945601.
The product of its (nonzero) digits is 972, while the sum is 24.
Adding to 1313121313230 its reverse (323131213131), we get a palindrome (1636252526361).
The spelling of 1313121313230 in words is "one trillion, three hundred thirteen billion, one hundred twenty-one million, three hundred thirteen thousand, two hundred thirty".
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