Base | Representation |
---|---|
bin | 110011000111… |
… | …111111010111 |
3 | 221012220012000 |
4 | 303013333113 |
5 | 11412331241 |
6 | 1155130343 |
7 | 221626044 |
oct | 63077727 |
9 | 27186160 |
10 | 13402071 |
11 | 76241a1 |
12 | 45a39b3 |
13 | 2a13227 |
14 | 1acc1cb |
15 | 129aeb6 |
hex | cc7fd7 |
13402071 has 16 divisors (see below), whose sum is σ = 20044800. Its totient is φ = 8849304.
The previous prime is 13402063. The next prime is 13402099. The reversal of 13402071 is 17020431.
It is not a de Polignac number, because 13402071 - 23 = 13402063 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13402471) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 570 + ... + 5208.
It is an arithmetic number, because the mean of its divisors is an integer number (1252800).
Almost surely, 213402071 is an apocalyptic number.
13402071 is a deficient number, since it is larger than the sum of its proper divisors (6642729).
13402071 is a wasteful number, since it uses less digits than its factorization.
13402071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4755 (or 4749 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 18.
The square root of 13402071 is about 3660.8839096590. The cubic root of 13402071 is about 237.5330096316.
The spelling of 13402071 in words is "thirteen million, four hundred two thousand, seventy-one".
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