Base | Representation |
---|---|
bin | 111010001101010110… |
… | …1111111100101010001 |
3 | 102221122121220121011121 |
4 | 1310122231333211101 |
5 | 4022001043103423 |
6 | 133231505242241 |
7 | 12013450104253 |
oct | 1643255774521 |
9 | 387577817147 |
10 | 125002316113 |
11 | 49016604274 |
12 | 20287033381 |
13 | ba3167722c |
14 | 609b84bcd3 |
15 | 33b921845d |
hex | 1d1ab7f951 |
125002316113 has 4 divisors (see below), whose sum is σ = 125105030820. Its totient is φ = 124899601408.
The previous prime is 125002316099. The next prime is 125002316129. The reversal of 125002316113 is 311613200521.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 311613200521 = 7 ⋅44516171503.
It can be written as a sum of positive squares in 2 ways, for example, as 34964512144 + 90037803969 = 186988^2 + 300063^2 .
It is a cyclic number.
It is not a de Polignac number, because 125002316113 - 25 = 125002316081 is a prime.
It is a super-2 number, since 2×1250023161132 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (125002316143) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51355528 + ... + 51357961.
It is an arithmetic number, because the mean of its divisors is an integer number (31276257705).
Almost surely, 2125002316113 is an apocalyptic number.
It is an amenable number.
125002316113 is a deficient number, since it is larger than the sum of its proper divisors (102714707).
125002316113 is a wasteful number, since it uses less digits than its factorization.
125002316113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102714706.
The product of its (nonzero) digits is 1080, while the sum is 25.
Adding to 125002316113 its reverse (311613200521), we get a palindrome (436615516634).
The spelling of 125002316113 in words is "one hundred twenty-five billion, two million, three hundred sixteen thousand, one hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •