Base | Representation |
---|---|
bin | 11100001011110001… |
… | …01110010001101001 |
3 | 1110001111220121121222 |
4 | 32011320232101221 |
5 | 221442033004400 |
6 | 10541240511425 |
7 | 1043651402234 |
oct | 160570562151 |
9 | 43044817558 |
10 | 15131141225 |
11 | 64651533a2 |
12 | 2b2347b575 |
13 | 1571a74105 |
14 | a3780041b |
15 | 5d85bb185 |
hex | 385e2e469 |
15131141225 has 48 divisors (see below), whose sum is σ = 19701239040. Its totient is φ = 11516044800.
The previous prime is 15131141171. The next prime is 15131141269. The reversal of 15131141225 is 52214113151.
15131141225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 15131141225 - 26 = 15131141161 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 15131141194 and 15131141203.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21341171 + ... + 21341879.
It is an arithmetic number, because the mean of its divisors is an integer number (410442480).
Almost surely, 215131141225 is an apocalyptic number.
It is an amenable number.
15131141225 is a deficient number, since it is larger than the sum of its proper divisors (4570097815).
15131141225 is a wasteful number, since it uses less digits than its factorization.
15131141225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1250 (or 1245 counting only the distinct ones).
The product of its digits is 1200, while the sum is 26.
Adding to 15131141225 its reverse (52214113151), we get a palindrome (67345254376).
The spelling of 15131141225 in words is "fifteen billion, one hundred thirty-one million, one hundred forty-one thousand, two hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •