Base | Representation |
---|---|
bin | 101000111110100… |
… | …1101011000111101 |
3 | 10112211022020120120 |
4 | 1101331031120331 |
5 | 10304000001000 |
6 | 344235005153 |
7 | 46034210502 |
oct | 12175153075 |
9 | 3484266516 |
10 | 1375000125 |
11 | 646173a44 |
12 | 3245997b9 |
13 | 18bb37655 |
14 | d08854a9 |
15 | 80aa76a0 |
hex | 51f4d63d |
1375000125 has 32 divisors (see below), whose sum is σ = 2291278080. Its totient is φ = 732283200.
The previous prime is 1375000117. The next prime is 1375000177. The reversal of 1375000125 is 5210005731.
It is not a de Polignac number, because 1375000125 - 23 = 1375000117 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1375000095 and 1375000104.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 308664 + ... + 313086.
It is an arithmetic number, because the mean of its divisors is an integer number (71602440).
Almost surely, 21375000125 is an apocalyptic number.
1375000125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1375000125 is a deficient number, since it is larger than the sum of its proper divisors (916277955).
1375000125 is an equidigital number, since it uses as much as digits as its factorization.
1375000125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5270 (or 5260 counting only the distinct ones).
The product of its (nonzero) digits is 1050, while the sum is 24.
The square root of 1375000125 is about 37080.9941209779. The cubic root of 1375000125 is about 1111.9900789813.
Adding to 1375000125 its reverse (5210005731), we get a palindrome (6585005856).
The spelling of 1375000125 in words is "one billion, three hundred seventy-five million, one hundred twenty-five", and thus it is an aban number.
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