Base | Representation |
---|---|
bin | 1010100101101000111111… |
… | …11011011011011101010110 |
3 | 10001102212220212110011110100 |
4 | 11102310133323123131112 |
5 | 11022434204131244103 |
6 | 121304152230434530 |
7 | 4622116105205355 |
oct | 522643773333526 |
9 | 101385825404410 |
10 | 23283553384278 |
11 | 7467554980210 |
12 | 2740612b02a46 |
13 | ccb8254a5b55 |
14 | 5a6d03ca799c |
15 | 2a59d2e725a3 |
hex | 152d1fedb756 |
23283553384278 has 192 divisors, whose sum is σ = 59119097244480. Its totient is φ = 6555122380800.
The previous prime is 23283553384277. The next prime is 23283553384313. The reversal of 23283553384278 is 87248335538232.
23283553384278 is a `hidden beast` number, since 2 + 3 + 2 + 8 + 3 + 553 + 3 + 8 + 4 + 2 + 78 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23283553384277) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 16508400 + ... + 17863212.
It is an arithmetic number, because the mean of its divisors is an integer number (307911964815).
Almost surely, 223283553384278 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23283553384278, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29559548622240).
23283553384278 is an abundant number, since it is smaller than the sum of its proper divisors (35835543860202).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23283553384278 is a wasteful number, since it uses less digits than its factorization.
23283553384278 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1354975 (or 1354972 counting only the distinct ones).
The product of its digits is 232243200, while the sum is 63.
The spelling of 23283553384278 in words is "twenty-three trillion, two hundred eighty-three billion, five hundred fifty-three million, three hundred eighty-four thousand, two hundred seventy-eight".
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