Base | Representation |
---|---|
bin | 110001101000… |
… | …010011011110 |
3 | 220110222120010 |
4 | 301220103132 |
5 | 11312311032 |
6 | 1142504050 |
7 | 215404305 |
oct | 61502336 |
9 | 26428503 |
10 | 13010142 |
11 | 7386792 |
12 | 4435026 |
13 | 2906a12 |
14 | 1a2943c |
15 | 121eccc |
hex | c684de |
13010142 has 32 divisors (see below), whose sum is σ = 27141120. Its totient is φ = 4152960.
The previous prime is 13010059. The next prime is 13010143. The reversal of 13010142 is 24101031.
It is a happy number.
13010142 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13010143) 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, 20709 + ... + 21327.
It is an arithmetic number, because the mean of its divisors is an integer number (848160).
Almost surely, 213010142 is an apocalyptic number.
13010142 is an abundant number, since it is smaller than the sum of its proper divisors (14130978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13010142 is a wasteful number, since it uses less digits than its factorization.
13010142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 768.
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 13010142 is about 3606.9574436081. The cubic root of 13010142 is about 235.1945996377.
Adding to 13010142 its reverse (24101031), we get a palindrome (37111173).
The spelling of 13010142 in words is "thirteen million, ten thousand, one hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.340 sec. • engine limits •