Base | Representation |
---|---|
bin | 11000101010011111… |
… | …11101100110101101 |
3 | 1021011211001012212110 |
4 | 30111033331212231 |
5 | 204104300023132 |
6 | 10025533154233 |
7 | 646064052543 |
oct | 142517754655 |
9 | 37154035773 |
10 | 13241407917 |
11 | 568547a831 |
12 | 269662b979 |
13 | 13303c661a |
14 | 8d8849d93 |
15 | 52773a1cc |
hex | 3153fd9ad |
13241407917 has 24 divisors (see below), whose sum is σ = 18710389984. Its totient is φ = 8324922816.
The previous prime is 13241407909. The next prime is 13241407931. The reversal of 13241407917 is 71970414231.
It is not a de Polignac number, because 13241407917 - 23 = 13241407909 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13241407987) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47463 + ... + 169515.
Almost surely, 213241407917 is an apocalyptic number.
It is an amenable number.
13241407917 is a deficient number, since it is larger than the sum of its proper divisors (5468982067).
13241407917 is a wasteful number, since it uses less digits than its factorization.
13241407917 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122157 (or 122128 counting only the distinct ones).
The product of its (nonzero) digits is 42336, while the sum is 39.
The spelling of 13241407917 in words is "thirteen billion, two hundred forty-one million, four hundred seven thousand, nine hundred seventeen".
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