Base | Representation |
---|---|
bin | 11000011110011001… |
… | …00000010110000011 |
3 | 1020220201220221121020 |
4 | 30033030200112003 |
5 | 203402244311324 |
6 | 10011504200523 |
7 | 643421532405 |
oct | 141714402603 |
9 | 36821827536 |
10 | 13139838339 |
11 | 5633107031 |
12 | 2668609143 |
13 | 1315353594 |
14 | 8c916ab75 |
15 | 51d875679 |
hex | 30f320583 |
13139838339 has 32 divisors (see below), whose sum is σ = 18701591040. Its totient is φ = 8177659392.
The previous prime is 13139838311. The next prime is 13139838353. The reversal of 13139838339 is 93383893131.
It is not a de Polignac number, because 13139838339 - 25 = 13139838307 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a junction number, because it is equal to n+sod(n) for n = 13139838291 and 13139838300.
It is not an unprimeable number, because it can be changed into a prime (13139838359) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3605052 + ... + 3608694.
It is an arithmetic number, because the mean of its divisors is an integer number (584424720).
Almost surely, 213139838339 is an apocalyptic number.
13139838339 is a deficient number, since it is larger than the sum of its proper divisors (5561752701).
13139838339 is a wasteful number, since it uses less digits than its factorization.
13139838339 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4219.
The product of its digits is 1259712, while the sum is 51.
The spelling of 13139838339 in words is "thirteen billion, one hundred thirty-nine million, eight hundred thirty-eight thousand, three hundred thirty-nine".
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