Base | Representation |
---|---|
bin | 10101011101101010… |
… | …100100110110000000 |
3 | 2012111010122020210102 |
4 | 111131222210312000 |
5 | 334144321403103 |
6 | 14330505421532 |
7 | 1444052064260 |
oct | 253552446600 |
9 | 65433566712 |
10 | 23046278528 |
11 | 9857029189 |
12 | 457219a8a8 |
13 | 2233843700 |
14 | 1188ad77a0 |
15 | 8ed401e88 |
hex | 55daa4d80 |
23046278528 has 96 divisors (see below), whose sum is σ = 56818557360. Its totient is φ = 9117149184.
The previous prime is 23046278449. The next prime is 23046278539. The reversal of 23046278528 is 82587264032.
It is a super-2 number, since 2×230462785282 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75326 + ... + 227522.
Almost surely, 223046278528 is an apocalyptic number.
23046278528 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23046278528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28409278680).
23046278528 is an abundant number, since it is smaller than the sum of its proper divisors (33772278832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23046278528 is a wasteful number, since it uses less digits than its factorization.
23046278528 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 152244 (or 152219 counting only the distinct ones).
The product of its (nonzero) digits is 1290240, while the sum is 47.
The spelling of 23046278528 in words is "twenty-three billion, forty-six million, two hundred seventy-eight thousand, five hundred twenty-eight".
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