Base | Representation |
---|---|
bin | 101111111000001110… |
… | …0111110000011001111 |
3 | 100211101120220120022222 |
4 | 1133300130332003033 |
5 | 3141033000430324 |
6 | 115122322325555 |
7 | 10266635520566 |
oct | 1376034760317 |
9 | 324346816288 |
10 | 102818373839 |
11 | 3a672323085 |
12 | 17b157b98bb |
13 | 99076a0b7c |
14 | 4d954a8bdd |
15 | 2a1b8a355e |
hex | 17f073e0cf |
102818373839 has 8 divisors (see below), whose sum is σ = 105649716480. Its totient is φ = 100007041176.
The previous prime is 102818373811. The next prime is 102818373869. The reversal of 102818373839 is 938373818201.
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 102818373839 - 220 = 102817325263 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102818373869) 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, 4992077 + ... + 5012630.
It is an arithmetic number, because the mean of its divisors is an integer number (13206214560).
Almost surely, 2102818373839 is an apocalyptic number.
102818373839 is a deficient number, since it is larger than the sum of its proper divisors (2831342641).
102818373839 is a wasteful number, since it uses less digits than its factorization.
102818373839 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10004989.
The product of its (nonzero) digits is 1741824, while the sum is 53.
The spelling of 102818373839 in words is "one hundred two billion, eight hundred eighteen million, three hundred seventy-three thousand, eight hundred thirty-nine".
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