Base | Representation |
---|---|
bin | 1011110101111111001011… |
… | …1010001001000111010011 |
3 | 1201002220101000110000211010 |
4 | 2331133302322021013103 |
5 | 3201323301011432011 |
6 | 43410140242422003 |
7 | 2512550205616146 |
oct | 275376272110723 |
9 | 51086330400733 |
10 | 13022121202131 |
11 | 4170717a29328 |
12 | 1563936061903 |
13 | 735c99965532 |
14 | 3303b9d1605d |
15 | 178b067571a6 |
hex | bd7f2e891d3 |
13022121202131 has 16 divisors (see below), whose sum is σ = 17603199968544. Its totient is φ = 8561262403584.
The previous prime is 13022121202117. The next prime is 13022121202157. The reversal of 13022121202131 is 13120212122031.
It is not a de Polignac number, because 13022121202131 - 25 = 13022121202099 is a prime.
It is a super-2 number, since 2×130221212021312 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13022121202098 and 13022121202107.
It is not an unprimeable number, because it can be changed into a prime (13022121202331) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2733306 + ... + 5789231.
It is an arithmetic number, because the mean of its divisors is an integer number (1100199998034).
Almost surely, 213022121202131 is an apocalyptic number.
13022121202131 is a deficient number, since it is larger than the sum of its proper divisors (4581078766413).
13022121202131 is an equidigital number, since it uses as much as digits as its factorization.
13022121202131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8529590.
The product of its (nonzero) digits is 288, while the sum is 21.
Adding to 13022121202131 its reverse (13120212122031), we get a palindrome (26142333324162).
The spelling of 13022121202131 in words is "thirteen trillion, twenty-two billion, one hundred twenty-one million, two hundred two thousand, one hundred thirty-one".
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