Base | Representation |
---|---|
bin | 110101001001… |
… | …011000100111 |
3 | 222012211012122 |
4 | 311021120213 |
5 | 12031311241 |
6 | 1214340155 |
7 | 226264166 |
oct | 65113047 |
9 | 28184178 |
10 | 13932071 |
11 | 795640a |
12 | 47ba65b |
13 | 2b6a53a |
14 | 1bc93dd |
15 | 135304b |
hex | d49627 |
13932071 has 4 divisors (see below), whose sum is σ = 13946592. Its totient is φ = 13917552.
The previous prime is 13932067. The next prime is 13932101. The reversal of 13932071 is 17023931.
13932071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17023931 = 1933 ⋅8807.
It is a cyclic number.
It is not a de Polignac number, because 13932071 - 22 = 13932067 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 13932071.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13932031) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5711 + ... + 7776.
It is an arithmetic number, because the mean of its divisors is an integer number (3486648).
Almost surely, 213932071 is an apocalyptic number.
13932071 is a deficient number, since it is larger than the sum of its proper divisors (14521).
13932071 is a wasteful number, since it uses less digits than its factorization.
13932071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14520.
The product of its (nonzero) digits is 1134, while the sum is 26.
The square root of 13932071 is about 3732.5689544870. The cubic root of 13932071 is about 240.6237881763.
The spelling of 13932071 in words is "thirteen million, nine hundred thirty-two thousand, seventy-one".
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