Base | Representation |
---|---|
bin | 11101010010110000101… |
… | …111110010010001010100 |
3 | 21010102221010110220020111 |
4 | 131102300233302101110 |
5 | 230440121030324340 |
6 | 4140433010412404 |
7 | 265302156526645 |
oct | 35226057622124 |
9 | 7112833426214 |
10 | 2013010011220 |
11 | 70679274387a |
12 | 286174b91104 |
13 | 117a97a2ca70 |
14 | 6d6046a36cc |
15 | 3756a25aaea |
hex | 1d4b0bf2454 |
2013010011220 has 24 divisors (see below), whose sum is σ = 4552499564424. Its totient is φ = 743265234816.
The previous prime is 2013010011211. The next prime is 2013010011239. The reversal of 2013010011220 is 221100103102.
It can be written as a sum of positive squares in 4 ways, for example, as 4474807236 + 2008535203984 = 66894^2 + 1417228^2 .
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a self number, because there is not a number n which added to its sum of digits gives 2013010011220.
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, 3871172839 + ... + 3871173358.
It is an arithmetic number, because the mean of its divisors is an integer number (189687481851).
Almost surely, 22013010011220 is an apocalyptic number.
2013010011220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2013010011220 is an abundant number, since it is smaller than the sum of its proper divisors (2539489553204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2013010011220 is a wasteful number, since it uses less digits than its factorization.
2013010011220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7742346219 (or 7742346217 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 13.
Adding to 2013010011220 its reverse (221100103102), we get a palindrome (2234110114322).
The spelling of 2013010011220 in words is "two trillion, thirteen billion, ten million, eleven thousand, two hundred twenty".
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