Base | Representation |
---|---|
bin | 11000111110010001… |
… | …00000110001110101 |
3 | 1021121101001200212212 |
4 | 30133020200301311 |
5 | 204424222230442 |
6 | 10054215223205 |
7 | 653146356233 |
oct | 143710406165 |
9 | 37541050785 |
10 | 13407226997 |
11 | 576003709a |
12 | 2722077b05 |
13 | 1358873918 |
14 | 912891953 |
15 | 537091a82 |
hex | 31f220c75 |
13407226997 has 4 divisors (see below), whose sum is σ = 13460642496. Its totient is φ = 13353811500.
The previous prime is 13407226981. The next prime is 13407227023. The reversal of 13407226997 is 79962270431.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 13407226997 - 24 = 13407226981 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 (13407226697) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26707373 + ... + 26707874.
It is an arithmetic number, because the mean of its divisors is an integer number (3365160624).
Almost surely, 213407226997 is an apocalyptic number.
It is an amenable number.
13407226997 is a deficient number, since it is larger than the sum of its proper divisors (53415499).
13407226997 is an equidigital number, since it uses as much as digits as its factorization.
13407226997 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53415498.
The product of its (nonzero) digits is 1143072, while the sum is 50.
The spelling of 13407226997 in words is "thirteen billion, four hundred seven million, two hundred twenty-six thousand, nine hundred ninety-seven".
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