Base | Representation |
---|---|
bin | 1001001001110111100111… |
… | …11111000000110110110010 |
3 | 2122021102211220222001012102 |
4 | 10210323303333000312302 |
5 | 10114303333343143442 |
6 | 110451423052300402 |
7 | 4145236564612412 |
oct | 444736377006662 |
9 | 78242756861172 |
10 | 20130310131122 |
11 | 6461242300284 |
12 | 2311480171702 |
13 | b303844c27b9 |
14 | 4d84529b6642 |
15 | 24d98005a232 |
hex | 124ef3fc0db2 |
20130310131122 has 16 divisors (see below), whose sum is σ = 31971817563480. Its totient is φ = 9473043111168.
The previous prime is 20130310131103. The next prime is 20130310131131. The reversal of 20130310131122 is 22113101303102.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 19960781127001 + 169529004121 = 4467749^2 + 411739^2 .
It is a junction number, because it is equal to n+sod(n) for n = 20130310131094 and 20130310131103.
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, 6745904 + ... + 9261092.
Almost surely, 220130310131122 is an apocalyptic number.
20130310131122 is a deficient number, since it is larger than the sum of its proper divisors (11841507432358).
20130310131122 is a wasteful number, since it uses less digits than its factorization.
20130310131122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2750605.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 20130310131122 its reverse (22113101303102), we get a palindrome (42243411434224).
The spelling of 20130310131122 in words is "twenty trillion, one hundred thirty billion, three hundred ten million, one hundred thirty-one thousand, one hundred twenty-two".
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