Base | Representation |
---|---|
bin | 1011110101011010010000… |
… | …1110001110001001111010 |
3 | 1201001221210100220020220200 |
4 | 2331112210032032021322 |
5 | 3201143002022143002 |
6 | 43401421031303030 |
7 | 2512046502452406 |
oct | 275264416161172 |
9 | 51057710806820 |
10 | 13012211131002 |
11 | 41674a1a571a6 |
12 | 1561a2b21aa76 |
13 | 73507a7a3815 |
14 | 32db19ac2106 |
15 | 17872670eb1c |
hex | bd5a438e27a |
13012211131002 has 48 divisors (see below), whose sum is σ = 28231198251360. Its totient is φ = 4331547039456.
The previous prime is 13012211130959. The next prime is 13012211131019. The reversal of 13012211131002 is 20013111221031.
13012211131002 is a `hidden beast` number, since 130 + 1 + 221 + 1 + 1 + 310 + 0 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 227604873 + ... + 227662035.
It is an arithmetic number, because the mean of its divisors is an integer number (588149963570).
Almost surely, 213012211131002 is an apocalyptic number.
13012211131002 is an abundant number, since it is smaller than the sum of its proper divisors (15218987120358).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13012211131002 is a wasteful number, since it uses less digits than its factorization.
13012211131002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74027 (or 74024 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 18.
Adding to 13012211131002 its reverse (20013111221031), we get a palindrome (33025322352033).
The spelling of 13012211131002 in words is "thirteen trillion, twelve billion, two hundred eleven million, one hundred thirty-one thousand, two".
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