Base | Representation |
---|---|
bin | 11000101010100000… |
… | …00000110101000101 |
3 | 1021011211001212222122 |
4 | 30111100000311011 |
5 | 204104300434000 |
6 | 10025533335325 |
7 | 646064136212 |
oct | 142520006505 |
9 | 37154055878 |
10 | 13241421125 |
11 | 5685489749 |
12 | 2696637545 |
13 | 13303cc63a |
14 | 8d8850b09 |
15 | 52773e085 |
hex | 315400d45 |
13241421125 has 32 divisors (see below), whose sum is σ = 17526233088. Its totient is φ = 9953568000.
The previous prime is 13241421101. The next prime is 13241421143. The reversal of 13241421125 is 52112414231.
It is a happy number.
It is not a de Polignac number, because 13241421125 - 28 = 13241420869 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13241421094 and 13241421103.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1370060 + ... + 1379690.
It is an arithmetic number, because the mean of its divisors is an integer number (547694784).
Almost surely, 213241421125 is an apocalyptic number.
It is an amenable number.
13241421125 is a deficient number, since it is larger than the sum of its proper divisors (4284811963).
13241421125 is an equidigital number, since it uses as much as digits as its factorization.
13241421125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10310 (or 10300 counting only the distinct ones).
The product of its digits is 1920, while the sum is 26.
Adding to 13241421125 its reverse (52112414231), we get a palindrome (65353835356).
The spelling of 13241421125 in words is "thirteen billion, two hundred forty-one million, four hundred twenty-one thousand, one hundred twenty-five".
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