Base | Representation |
---|---|
bin | 10101111000100001… |
… | …111001011000001100 |
3 | 2020122112201200012012 |
4 | 111320201321120030 |
5 | 341110212110142 |
6 | 14443330000352 |
7 | 1461164050460 |
oct | 257041713014 |
9 | 66575650165 |
10 | 23496988172 |
11 | 9a68489a99 |
12 | 46791160b8 |
13 | 22a602b3c8 |
14 | 11cc8dc4a0 |
15 | 927c80882 |
hex | 57887960c |
23496988172 has 72 divisors (see below), whose sum is σ = 50221785600. Its totient is φ = 9396785376.
The previous prime is 23496988171. The next prime is 23496988181. The reversal of 23496988172 is 27188969432.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (23496988171) 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, 2383229 + ... + 2393067.
It is an arithmetic number, because the mean of its divisors is an integer number (697524800).
Almost surely, 223496988172 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23496988172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25110892800).
23496988172 is an abundant number, since it is smaller than the sum of its proper divisors (26724797428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23496988172 is a wasteful number, since it uses less digits than its factorization.
23496988172 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10003 (or 9934 counting only the distinct ones).
The product of its digits is 10450944, while the sum is 59.
The spelling of 23496988172 in words is "twenty-three billion, four hundred ninety-six million, nine hundred eighty-eight thousand, one hundred seventy-two".
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