Base | Representation |
---|---|
bin | 1100100110100111001101… |
… | …1010110100010011100111 |
3 | 1211001202122001201222112020 |
4 | 3021221303122310103213 |
5 | 3304020130213003402 |
6 | 45250014212554223 |
7 | 2630112535140042 |
oct | 311516332642347 |
9 | 54052561658466 |
10 | 13857500906727 |
11 | 4462a29aa7805 |
12 | 1679815022973 |
13 | 7969ab6bc44a |
14 | 35c9c6d87c59 |
15 | 1906eaace8bc |
hex | c9a736b44e7 |
13857500906727 has 64 divisors (see below), whose sum is σ = 19003778841600. Its totient is φ = 8978616751104.
The previous prime is 13857500906701. The next prime is 13857500906747. The reversal of 13857500906727 is 72760900575831.
It is a happy number.
It is not a de Polignac number, because 13857500906727 - 26 = 13857500906663 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13857500906747) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7772013078 + ... + 7772014860.
It is an arithmetic number, because the mean of its divisors is an integer number (296934044400).
Almost surely, 213857500906727 is an apocalyptic number.
13857500906727 is a deficient number, since it is larger than the sum of its proper divisors (5146277934873).
13857500906727 is a wasteful number, since it uses less digits than its factorization.
13857500906727 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3032.
The product of its (nonzero) digits is 22226400, while the sum is 60.
The spelling of 13857500906727 in words is "thirteen trillion, eight hundred fifty-seven billion, five hundred million, nine hundred six thousand, seven hundred twenty-seven".
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