Base | Representation |
---|---|
bin | 10110111111001110… |
… | …01010101101001001 |
3 | 1011212002202020101201 |
4 | 23133213022231021 |
5 | 200233412134400 |
6 | 5400345344201 |
7 | 614556125305 |
oct | 133747125511 |
9 | 34762666351 |
10 | 12341521225 |
11 | 5263515620 |
12 | 2485198061 |
13 | 1218b3c6a7 |
14 | 85111cd05 |
15 | 4c373206a |
hex | 2df9cab49 |
12341521225 has 24 divisors (see below), whose sum is σ = 16742678400. Its totient is φ = 8949864000.
The previous prime is 12341521211. The next prime is 12341521237. The reversal of 12341521225 is 52212514321.
It is a happy number.
It is not a de Polignac number, because 12341521225 - 219 = 12340996937 is a prime.
It is a super-2 number, since 2×123415212252 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12341521193 and 12341521202.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31680 + ... + 160270.
It is an arithmetic number, because the mean of its divisors is an integer number (697611600).
Almost surely, 212341521225 is an apocalyptic number.
It is an amenable number.
12341521225 is a deficient number, since it is larger than the sum of its proper divisors (4401157175).
12341521225 is a wasteful number, since it uses less digits than its factorization.
12341521225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128961 (or 128956 counting only the distinct ones).
The product of its digits is 4800, while the sum is 28.
The spelling of 12341521225 in words is "twelve billion, three hundred forty-one million, five hundred twenty-one thousand, two hundred twenty-five".
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