Base | Representation |
---|---|
bin | 10010110110011001… |
… | …10100100011010001 |
3 | 222010021121101122222 |
4 | 21123030310203101 |
5 | 131211211202400 |
6 | 4352111110425 |
7 | 505532524655 |
oct | 113314644321 |
9 | 28107541588 |
10 | 10120022225 |
11 | 4323541535 |
12 | 1b65212415 |
13 | c53821541 |
14 | 6c0086a65 |
15 | 3e36ba185 |
hex | 25b3348d1 |
10120022225 has 48 divisors (see below), whose sum is σ = 13435858800. Its totient is φ = 7535001600.
The previous prime is 10120022221. The next prime is 10120022309. The reversal of 10120022225 is 52222002101.
It can be written as a sum of positive squares in 24 ways, for example, as 5087112976 + 5032909249 = 71324^2 + 70943^2 .
It is not a de Polignac number, because 10120022225 - 22 = 10120022221 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is not an unprimeable number, because it can be changed into a prime (10120022221) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22538801 + ... + 22539249.
It is an arithmetic number, because the mean of its divisors is an integer number (279913725).
Almost surely, 210120022225 is an apocalyptic number.
It is an amenable number.
10120022225 is a deficient number, since it is larger than the sum of its proper divisors (3315836575).
10120022225 is a wasteful number, since it uses less digits than its factorization.
10120022225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 950 (or 945 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 17.
Adding to 10120022225 its reverse (52222002101), we get a palindrome (62342024326).
The spelling of 10120022225 in words is "ten billion, one hundred twenty million, twenty-two thousand, two hundred twenty-five".
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