Base | Representation |
---|---|
bin | 1100100110011000001110… |
… | …1010110001100010100011 |
3 | 1211001101020201222111012020 |
4 | 3021212003222301202203 |
5 | 3303433411002322414 |
6 | 45244111124032523 |
7 | 2626611053552313 |
oct | 311460352614243 |
9 | 54041221874166 |
10 | 13853478557859 |
11 | 4461255539546 |
12 | 1678a91b32743 |
13 | 7964ba274465 |
14 | 35c724a97443 |
15 | 1905628e27a9 |
hex | c9983ab18a3 |
13853478557859 has 16 divisors (see below), whose sum is σ = 18502933447680. Its totient is φ = 9219840759360.
The previous prime is 13853478557839. The next prime is 13853478557879. The reversal of 13853478557859 is 95875587435831.
It is an interprime number because it is at equal distance from previous prime (13853478557839) and next prime (13853478557879).
It is not a de Polignac number, because 13853478557859 - 27 = 13853478557731 is a prime.
It is a super-3 number, since 3×138534785578593 (a number of 40 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (13853478557839) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20244714 + ... + 20917824.
It is an arithmetic number, because the mean of its divisors is an integer number (1156433340480).
Almost surely, 213853478557859 is an apocalyptic number.
13853478557859 is a deficient number, since it is larger than the sum of its proper divisors (4649454889821).
13853478557859 is a wasteful number, since it uses less digits than its factorization.
13853478557859 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 684850.
The product of its digits is 5080320000, while the sum is 78.
The spelling of 13853478557859 in words is "thirteen trillion, eight hundred fifty-three billion, four hundred seventy-eight million, five hundred fifty-seven thousand, eight hundred fifty-nine".
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