Base | Representation |
---|---|
bin | 110100001101011111… |
… | …1100100010010011101 |
3 | 101201101222100210222020 |
4 | 1220122333210102131 |
5 | 3314111214133041 |
6 | 123301432010353 |
7 | 11046326311443 |
oct | 1503277442235 |
9 | 351358323866 |
10 | 112122021021 |
11 | 43606a5999a |
12 | 198915309b9 |
13 | a75b02804a |
14 | 55d8d62b93 |
15 | 2db355e866 |
hex | 1a1afe449d |
112122021021 has 16 divisors (see below), whose sum is σ = 151710050880. Its totient is φ = 73646939520.
The previous prime is 112122021013. The next prime is 112122021047. The reversal of 112122021021 is 120120221211.
It is not a de Polignac number, because 112122021021 - 23 = 112122021013 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112122021061) 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, 666370 + ... + 817491.
It is an arithmetic number, because the mean of its divisors is an integer number (9481878180).
Almost surely, 2112122021021 is an apocalyptic number.
It is an amenable number.
112122021021 is a deficient number, since it is larger than the sum of its proper divisors (39588029859).
112122021021 is a wasteful number, since it uses less digits than its factorization.
112122021021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1484236.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 112122021021 its reverse (120120221211), we get a palindrome (232242242232).
The spelling of 112122021021 in words is "one hundred twelve billion, one hundred twenty-two million, twenty-one thousand, twenty-one".
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