Base | Representation |
---|---|
bin | 100100011000010011101… |
… | …000010001000101100101 |
3 | 22211222221022121020210221 |
4 | 210120103220101011211 |
5 | 311430000033223000 |
6 | 5152252334244341 |
7 | 345422223560353 |
oct | 44302350210545 |
9 | 8758838536727 |
10 | 2500000289125 |
11 | 884275a96529 |
12 | 3446250566b1 |
13 | 151997783911 |
14 | 89001b4a7d3 |
15 | 4506db6b61a |
hex | 24613a11165 |
2500000289125 has 8 divisors (see below), whose sum is σ = 3120000360984. Its totient is φ = 2000000231200.
The previous prime is 2500000289099. The next prime is 2500000289173. The reversal of 2500000289125 is 5219820000052.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 348635926116 + 2151364363009 = 590454^2 + 1466753^2 .
It is not a de Polignac number, because 2500000289125 - 25 = 2500000289093 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10000001032 + ... + 10000001281.
It is an arithmetic number, because the mean of its divisors is an integer number (390000045123).
Almost surely, 22500000289125 is an apocalyptic number.
2500000289125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2500000289125 is a deficient number, since it is larger than the sum of its proper divisors (620000071859).
2500000289125 is an equidigital number, since it uses as much as digits as its factorization.
2500000289125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20000002328 (or 20000002318 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 34.
Adding to 2500000289125 its reverse (5219820000052), we get a palindrome (7719820289177).
The spelling of 2500000289125 in words is "two trillion, five hundred billion, two hundred eighty-nine thousand, one hundred twenty-five".
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