Base | Representation |
---|---|
bin | 101011111011… |
… | …1110100001000 |
3 | 1121100022021111 |
4 | 1113313310020 |
5 | 21344111034 |
6 | 2141420104 |
7 | 366536566 |
oct | 127676410 |
9 | 47308244 |
10 | 23035144 |
11 | 12003710 |
12 | 786a634 |
13 | 4a06a82 |
14 | 30b8a36 |
15 | 2050364 |
hex | 15f7d08 |
23035144 has 64 divisors (see below), whose sum is σ = 51840000. Its totient is φ = 9472320.
The previous prime is 23035099. The next prime is 23035151. The reversal of 23035144 is 44153032.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38157 + ... + 38755.
It is an arithmetic number, because the mean of its divisors is an integer number (810000).
Almost surely, 223035144 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23035144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25920000).
23035144 is an abundant number, since it is smaller than the sum of its proper divisors (28804856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23035144 is a wasteful number, since it uses less digits than its factorization.
23035144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 658 (or 654 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 22.
The square root of 23035144 is about 4799.4941400110. The cubic root of 23035144 is about 284.5314718968.
Adding to 23035144 its reverse (44153032), we get a palindrome (67188176).
It can be divided in two parts, 2303 and 5144, that added together give a palindrome (7447).
The spelling of 23035144 in words is "twenty-three million, thirty-five thousand, one hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •