Base | Representation |
---|---|
bin | 11000111111111000… |
… | …01111001011100010 |
3 | 1021122022120120220001 |
4 | 30133330033023202 |
5 | 204441210131102 |
6 | 10055422010214 |
7 | 653402542102 |
oct | 143774171342 |
9 | 37568516801 |
10 | 13420786402 |
11 | 5767758511 |
12 | 272671696a |
13 | 135b61063a |
14 | 9145c1202 |
15 | 53836e487 |
hex | 31ff0f2e2 |
13420786402 has 32 divisors (see below), whose sum is σ = 20956320000. Its totient is φ = 6438383616.
The previous prime is 13420786369. The next prime is 13420786403. The reversal of 13420786402 is 20468702431.
It is not an unprimeable number, because it can be changed into a prime (13420786403) 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, 10659249 + ... + 10660507.
It is an arithmetic number, because the mean of its divisors is an integer number (654885000).
Almost surely, 213420786402 is an apocalyptic number.
13420786402 is a deficient number, since it is larger than the sum of its proper divisors (7535533598).
13420786402 is a wasteful number, since it uses less digits than its factorization.
13420786402 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2298.
The product of its (nonzero) digits is 64512, while the sum is 37.
The spelling of 13420786402 in words is "thirteen billion, four hundred twenty million, seven hundred eighty-six thousand, four hundred two".
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