Base | Representation |
---|---|
bin | 1010101010011110101001… |
… | …01011001010110000000000 |
3 | 10002000210000111112122000000 |
4 | 11111033110223022300000 |
5 | 11033200134401224010 |
6 | 121512404212000000 |
7 | 4640122524636261 |
oct | 525172453126000 |
9 | 102023014478000 |
10 | 23449794554880 |
11 | 7521002767201 |
12 | 2768888900000 |
13 | 10113c977c115 |
14 | 5b0d94648968 |
15 | 2a9eb27d57c0 |
hex | 1553d4acac00 |
23449794554880 has 616 divisors, whose sum is σ = 86134559343552. Its totient is φ = 6120184283136.
The previous prime is 23449794554873. The next prime is 23449794554903. The reversal of 23449794554880 is 8845549794432.
23449794554880 is a `hidden beast` number, since 2 + 3 + 4 + 4 + 9 + 7 + 94 + 55 + 488 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (72).
It is a junction number, because it is equal to n+sod(n) for n = 23449794554799 and 23449794554808.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 175359724 + ... + 175493396.
Almost surely, 223449794554880 is an apocalyptic number.
23449794554880 is a gapful number since it is divisible by the number (20) 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 23449794554880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43067279671776).
23449794554880 is an abundant number, since it is smaller than the sum of its proper divisors (62684764788672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23449794554880 is an equidigital number, since it uses as much as digits as its factorization.
23449794554880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 133763 (or 133730 counting only the distinct ones).
The product of its (nonzero) digits is 1393459200, while the sum is 72.
The spelling of 23449794554880 in words is "twenty-three trillion, four hundred forty-nine billion, seven hundred ninety-four million, five hundred fifty-four thousand, eight hundred eighty".
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