Base | Representation |
---|---|
bin | 1001001001010010011011… |
… | …00000011101110111101001 |
3 | 2122012112021222102212110222 |
4 | 10210221031200131313221 |
5 | 10113441432313031312 |
6 | 110434321132015425 |
7 | 4143631622036666 |
oct | 444511540356751 |
9 | 78175258385428 |
10 | 20110337236457 |
11 | 6453823104966 |
12 | 2309627301575 |
13 | b2b520618430 |
14 | 4d74ba148a6d |
15 | 24d1b1895672 |
hex | 124a4d81dde9 |
20110337236457 has 8 divisors (see below), whose sum is σ = 21659995898184. Its totient is φ = 18561065666688.
The previous prime is 20110337236361. The next prime is 20110337236547. The reversal of 20110337236457 is 75463273301102.
It can be written as a sum of positive squares in 4 ways, for example, as 276238541056 + 19834098695401 = 525584^2 + 4453549^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20110337236457 - 224 = 20110320459241 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20110337232457) 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, 96665078 + ... + 96872895.
It is an arithmetic number, because the mean of its divisors is an integer number (2707499487273).
Almost surely, 220110337236457 is an apocalyptic number.
It is an amenable number.
20110337236457 is a deficient number, since it is larger than the sum of its proper divisors (1549658661727).
20110337236457 is a wasteful number, since it uses less digits than its factorization.
20110337236457 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 193545979.
The product of its (nonzero) digits is 635040, while the sum is 44.
The spelling of 20110337236457 in words is "twenty trillion, one hundred ten billion, three hundred thirty-seven million, two hundred thirty-six thousand, four hundred fifty-seven".
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