Base | Representation |
---|---|
bin | 101100000100… |
… | …0000001011100 |
3 | 1121110200100022 |
4 | 1120020001130 |
5 | 21403222112 |
6 | 2143051312 |
7 | 400234256 |
oct | 130100134 |
9 | 47420308 |
10 | 23101532 |
11 | 12049583 |
12 | 78a0b38 |
13 | 4a2b05c |
14 | 30d4cd6 |
15 | 2064d72 |
hex | 160805c |
23101532 has 12 divisors (see below), whose sum is σ = 41414016. Its totient is φ = 11268960.
The previous prime is 23101531. The next prime is 23101553. The reversal of 23101532 is 23510132.
It is a self number, because there is not a number n which added to its sum of digits gives 23101532.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23101531) 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, 70268 + ... + 70595.
It is an arithmetic number, because the mean of its divisors is an integer number (3451168).
Almost surely, 223101532 is an apocalyptic number.
It is an amenable number.
23101532 is a deficient number, since it is larger than the sum of its proper divisors (18312484).
23101532 is a wasteful number, since it uses less digits than its factorization.
23101532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 140908 (or 140906 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 17.
The square root of 23101532 is about 4806.4053095843. The cubic root of 23101532 is about 284.8045525668.
Adding to 23101532 its reverse (23510132), we get a palindrome (46611664).
The spelling of 23101532 in words is "twenty-three million, one hundred one thousand, five hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •