Base | Representation |
---|---|
bin | 111010001101010111… |
… | …0010111000011000001 |
3 | 102221122122002111000022 |
4 | 1310122232113003001 |
5 | 4022001104142400 |
6 | 133231511303225 |
7 | 12013450654415 |
oct | 1643256270301 |
9 | 387578074008 |
10 | 125002412225 |
11 | 4901666a4a9 |
12 | 2028707ab15 |
13 | ba316abbc2 |
14 | 609b874d45 |
15 | 33b9236b85 |
hex | 1d1ab970c1 |
125002412225 has 12 divisors (see below), whose sum is σ = 155089111980. Its totient is φ = 99946368000.
The previous prime is 125002412191. The next prime is 125002412231. The reversal of 125002412225 is 522214200521.
It can be written as a sum of positive squares in 6 ways, for example, as 9214656049 + 115787756176 = 95993^2 + 340276^2 .
It is not a de Polignac number, because 125002412225 - 214 = 125002395841 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 125002412194 and 125002412203.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1343120 + ... + 1433169.
It is an arithmetic number, because the mean of its divisors is an integer number (12924092665).
Almost surely, 2125002412225 is an apocalyptic number.
It is an amenable number.
125002412225 is a deficient number, since it is larger than the sum of its proper divisors (30086699755).
125002412225 is a wasteful number, since it uses less digits than its factorization.
125002412225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2778100 (or 2778095 counting only the distinct ones).
The product of its (nonzero) digits is 3200, while the sum is 26.
Adding to 125002412225 its reverse (522214200521), we get a palindrome (647216612746).
The spelling of 125002412225 in words is "one hundred twenty-five billion, two million, four hundred twelve thousand, two hundred twenty-five".
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