Base | Representation |
---|---|
bin | 1111110111100… |
… | …01100100001001 |
3 | 100021110200121221 |
4 | 13323301210021 |
5 | 233034010100 |
6 | 21113002041 |
7 | 3204262606 |
oct | 773614411 |
9 | 307420557 |
10 | 133110025 |
11 | 69156594 |
12 | 386b3321 |
13 | 21767239 |
14 | 1396d6ad |
15 | ba4501a |
hex | 7ef1909 |
133110025 has 12 divisors (see below), whose sum is σ = 167319772. Its totient is φ = 105027840.
The previous prime is 133110011. The next prime is 133110031. The reversal of 133110025 is 520011331.
It can be written as a sum of positive squares in 6 ways, for example, as 5035536 + 128074489 = 2244^2 + 11317^2 .
It is not a de Polignac number, because 133110025 - 225 = 99555593 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 133109990 and 133110008.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34644 + ... + 38293.
Almost surely, 2133110025 is an apocalyptic number.
It is an amenable number.
133110025 is a deficient number, since it is larger than the sum of its proper divisors (34209747).
133110025 is an equidigital number, since it uses as much as digits as its factorization.
133110025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73020 (or 73015 counting only the distinct ones).
The product of its (nonzero) digits is 90, while the sum is 16.
The square root of 133110025 is about 11537.3317972571. The cubic root of 133110025 is about 510.5875900886.
Adding to 133110025 its reverse (520011331), we get a palindrome (653121356).
The spelling of 133110025 in words is "one hundred thirty-three million, one hundred ten thousand, twenty-five".
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