Base | Representation |
---|---|
bin | 10010110101110110… |
… | …10110010111001101 |
3 | 222002221222200221122 |
4 | 21122323112113031 |
5 | 131204023122000 |
6 | 4351425010325 |
7 | 505445560625 |
oct | 113273262715 |
9 | 28087880848 |
10 | 10115442125 |
11 | 43209a3428 |
12 | 1b637839a5 |
13 | c528a9919 |
14 | 6bd613885 |
15 | 3e30b3085 |
hex | 25aed65cd |
10115442125 has 16 divisors (see below), whose sum is σ = 12627014400. Its totient is φ = 8090467600.
The previous prime is 10115442107. The next prime is 10115442143. The reversal of 10115442125 is 52124451101.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (10115442107) and next prime (10115442143).
It is not a de Polignac number, because 10115442125 - 26 = 10115442061 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 10115442094 and 10115442103.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 818744 + ... + 831006.
It is an arithmetic number, because the mean of its divisors is an integer number (789188400).
Almost surely, 210115442125 is an apocalyptic number.
It is an amenable number.
10115442125 is a deficient number, since it is larger than the sum of its proper divisors (2511572275).
10115442125 is an equidigital number, since it uses as much as digits as its factorization.
10115442125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18877 (or 18867 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 26.
Adding to 10115442125 its reverse (52124451101), we get a palindrome (62239893226).
The spelling of 10115442125 in words is "ten billion, one hundred fifteen million, four hundred forty-two thousand, one hundred twenty-five".
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