Base | Representation |
---|---|
bin | 1010101010011100110111… |
… | …01101110011010010011001 |
3 | 10002000200112220101120011122 |
4 | 11111032123231303102121 |
5 | 11033141210232201042 |
6 | 121512125313535025 |
7 | 4640060042243363 |
oct | 525163355632231 |
9 | 102020486346148 |
10 | 23448838943897 |
11 | 7520662301564 |
12 | 2768660874475 |
13 | 10112a67b4433 |
14 | 5b0d03773d33 |
15 | 2a9e589717d2 |
hex | 15539bb73499 |
23448838943897 has 8 divisors (see below), whose sum is σ = 23518265401800. Its totient is φ = 23379464553984.
The previous prime is 23448838943867. The next prime is 23448838943923. The reversal of 23448838943897 is 79834983884432.
It can be written as a sum of positive squares in 4 ways, for example, as 1430042872336 + 22018796071561 = 1195844^2 + 4692419^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23448838943897 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23448838943867) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12114872 + ... + 13916457.
It is an arithmetic number, because the mean of its divisors is an integer number (2939783175225).
Almost surely, 223448838943897 is an apocalyptic number.
It is an amenable number.
23448838943897 is a deficient number, since it is larger than the sum of its proper divisors (69426457903).
23448838943897 is a wasteful number, since it uses less digits than its factorization.
23448838943897 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26033995.
The product of its digits is 8026324992, while the sum is 80.
The spelling of 23448838943897 in words is "twenty-three trillion, four hundred forty-eight billion, eight hundred thirty-eight million, nine hundred forty-three thousand, eight hundred ninety-seven".
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