Base | Representation |
---|---|
bin | 1010000011110001101110… |
… | …10110110110000110001111 |
3 | 2220022122121112212202211021 |
4 | 11001320313112312012033 |
5 | 10344403240114410111 |
6 | 115013443100335011 |
7 | 4442055322232524 |
oct | 501706726660617 |
9 | 86278545782737 |
10 | 22120010310031 |
11 | 7059053175027 |
12 | 259300a844467 |
13 | c45ba5c0217a |
14 | 56688557914b |
15 | 2855d3ba3d71 |
hex | 141e375b618f |
22120010310031 has 16 divisors (see below), whose sum is σ = 24301520524800. Its totient is φ = 20040600637728.
The previous prime is 22120010310007. The next prime is 22120010310043. The reversal of 22120010310031 is 13001301002122.
It is a cyclic number.
It is not a de Polignac number, because 22120010310031 - 225 = 22119976755599 is a prime.
It is a super-2 number, since 2×221200103100312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 22120010309987 and 22120010310014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22120010310331) 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, 2995536 + ... + 7294741.
It is an arithmetic number, because the mean of its divisors is an integer number (1518845032800).
Almost surely, 222120010310031 is an apocalyptic number.
22120010310031 is a deficient number, since it is larger than the sum of its proper divisors (2181510214769).
22120010310031 is a wasteful number, since it uses less digits than its factorization.
22120010310031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10295238.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 22120010310031 its reverse (13001301002122), we get a palindrome (35121311312153).
The spelling of 22120010310031 in words is "twenty-two trillion, one hundred twenty billion, ten million, three hundred ten thousand, thirty-one".
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