Base | Representation |
---|---|
bin | 110100001011… |
… | …110101101110 |
3 | 221202000102000 |
4 | 310023311232 |
5 | 12000224412 |
6 | 1205113130 |
7 | 224164221 |
oct | 64136556 |
9 | 27660360 |
10 | 13679982 |
11 | 77a3a78 |
12 | 46b87a6 |
13 | 2aac884 |
14 | 1b615b8 |
15 | 13034dc |
hex | d0bd6e |
13679982 has 32 divisors (see below), whose sum is σ = 30905760. Its totient is φ = 4484160.
The previous prime is 13679971. The next prime is 13679987. The reversal of 13679982 is 28997631.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13679987) 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, 1218 + ... + 5370.
It is an arithmetic number, because the mean of its divisors is an integer number (965805).
Almost surely, 213679982 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13679982, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15452880).
13679982 is an abundant number, since it is smaller than the sum of its proper divisors (17225778).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13679982 is a wasteful number, since it uses less digits than its factorization.
13679982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4225 (or 4219 counting only the distinct ones).
The product of its digits is 163296, while the sum is 45.
The square root of 13679982 is about 3698.6459684593. The cubic root of 13679982 is about 239.1636513896.
The spelling of 13679982 in words is "thirteen million, six hundred seventy-nine thousand, nine hundred eighty-two".
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