Base | Representation |
---|---|
bin | 11100101111000010… |
… | …00001111111010001 |
3 | 1110211010110202101021 |
4 | 32113201001333101 |
5 | 223043242423101 |
6 | 11030444235441 |
7 | 1054202442214 |
oct | 162741017721 |
9 | 43733422337 |
10 | 15426920401 |
11 | 65a71046a2 |
12 | 2ba653bb81 |
13 | 15bb124989 |
14 | a64bd577b |
15 | 6045445a1 |
hex | 397841fd1 |
15426920401 has 8 divisors (see below), whose sum is σ = 16243087680. Its totient is φ = 14611175568.
The previous prime is 15426920389. The next prime is 15426920459. The reversal of 15426920401 is 10402962451.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 15426920401 - 29 = 15426919889 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (15426920491) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29221 + ... + 178066.
It is an arithmetic number, because the mean of its divisors is an integer number (2030385960).
Almost surely, 215426920401 is an apocalyptic number.
It is an amenable number.
15426920401 is a deficient number, since it is larger than the sum of its proper divisors (816167279).
15426920401 is a wasteful number, since it uses less digits than its factorization.
15426920401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 211223.
The product of its (nonzero) digits is 17280, while the sum is 34.
The spelling of 15426920401 in words is "fifteen billion, four hundred twenty-six million, nine hundred twenty thousand, four hundred one".
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