Base | Representation |
---|---|
bin | 1011001100100111001101… |
… | …0000100110000001010010 |
3 | 1121120221122100202200010020 |
4 | 2303021303100212001102 |
5 | 3103202030330001320 |
6 | 42103423203444310 |
7 | 2410314511240404 |
oct | 263116320460122 |
9 | 47527570680106 |
10 | 12311310000210 |
11 | 3a172195a3711 |
12 | 146a020986696 |
13 | 6b3c4a7355c0 |
14 | 307c28c48b74 |
15 | 1653a34a5940 |
hex | b3273426052 |
12311310000210 has 128 divisors (see below), whose sum is σ = 32362661237760. Its totient is φ = 2978805010176.
The previous prime is 12311310000179. The next prime is 12311310000229. The reversal of 12311310000210 is 1200001311321.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 12311310000210.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 288685149 + ... + 288727791.
It is an arithmetic number, because the mean of its divisors is an integer number (252833290920).
Almost surely, 212311310000210 is an apocalyptic number.
12311310000210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 12311310000210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16181330618880).
12311310000210 is an abundant number, since it is smaller than the sum of its proper divisors (20051351237550).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12311310000210 is a wasteful number, since it uses less digits than its factorization.
12311310000210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55272.
The product of its (nonzero) digits is 36, while the sum is 15.
Adding to 12311310000210 its reverse (1200001311321), we get a palindrome (13511311311531).
The spelling of 12311310000210 in words is "twelve trillion, three hundred eleven billion, three hundred ten million, two hundred ten", and thus it is an aban number.
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