Base | Representation |
---|---|
bin | 10010110100001100… |
… | …01101011110111010 |
3 | 222001222202222120121 |
4 | 21122012031132322 |
5 | 131141441341442 |
6 | 4350210243454 |
7 | 505216302442 |
oct | 113206153672 |
9 | 28058688517 |
10 | 10101512122 |
11 | 4314049629 |
12 | 1b5ab8658a |
13 | c4ca40310 |
14 | 6bb829122 |
15 | 3e1c60967 |
hex | 25a18d7ba |
10101512122 has 8 divisors (see below), whose sum is σ = 16317827316. Its totient is φ = 4662236352.
The previous prime is 10101512119. The next prime is 10101512123. The reversal of 10101512122 is 22121510101.
It can be written as a sum of positive squares in 2 ways, for example, as 10017807921 + 83704201 = 100089^2 + 9149^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 10101512096 and 10101512105.
It is not an unprimeable number, because it can be changed into a prime (10101512123) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194259823 + ... + 194259874.
Almost surely, 210101512122 is an apocalyptic number.
10101512122 is a deficient number, since it is larger than the sum of its proper divisors (6216315194).
10101512122 is a wasteful number, since it uses less digits than its factorization.
10101512122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 388519712.
The product of its (nonzero) digits is 40, while the sum is 16.
The spelling of 10101512122 in words is "ten billion, one hundred one million, five hundred twelve thousand, one hundred twenty-two".
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