Base | Representation |
---|---|
bin | 10110001011001001… |
… | …111101010110000101 |
3 | 2021110022201220111011 |
4 | 112023021331112011 |
5 | 342230211330234 |
6 | 14534331442221 |
7 | 1502010145534 |
oct | 261311752605 |
9 | 67408656434 |
10 | 23809480069 |
11 | a108915861 |
12 | 47458b6371 |
13 | 23259b105b |
14 | 121c20431b |
15 | 94540ab64 |
hex | 58b27d585 |
23809480069 has 12 divisors (see below), whose sum is σ = 24320933056. Its totient is φ = 23308517232.
The previous prime is 23809480061. The next prime is 23809480091. The reversal of 23809480069 is 96008490832.
It is not a de Polignac number, because 23809480069 - 23 = 23809480061 is a prime.
It is a super-2 number, since 2×238094800692 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23809480061) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1291414 + ... + 1309720.
Almost surely, 223809480069 is an apocalyptic number.
It is an amenable number.
23809480069 is a deficient number, since it is larger than the sum of its proper divisors (511452987).
23809480069 is an equidigital number, since it uses as much as digits as its factorization.
23809480069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18876 (or 18823 counting only the distinct ones).
The product of its (nonzero) digits is 746496, while the sum is 49.
The spelling of 23809480069 in words is "twenty-three billion, eight hundred nine million, four hundred eighty thousand, sixty-nine".
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