Base | Representation |
---|---|
bin | 111101010011… |
… | …0101111010101 |
3 | 2020110220010110 |
4 | 1322212233111 |
5 | 31211441440 |
6 | 3104513233 |
7 | 540121224 |
oct | 172465725 |
9 | 66426113 |
10 | 32140245 |
11 | 17162495 |
12 | a91b819 |
13 | 68741c7 |
14 | 43a8cbb |
15 | 2c4d080 |
hex | 1ea6bd5 |
32140245 has 16 divisors (see below), whose sum is σ = 52519680. Its totient is φ = 16776384.
The previous prime is 32140243. The next prime is 32140261. The reversal of 32140245 is 54204123.
It is not a de Polignac number, because 32140245 - 21 = 32140243 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32140243) 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, 22090 + ... + 23499.
It is an arithmetic number, because the mean of its divisors is an integer number (3282480).
Almost surely, 232140245 is an apocalyptic number.
It is an amenable number.
32140245 is a deficient number, since it is larger than the sum of its proper divisors (20379435).
32140245 is a wasteful number, since it uses less digits than its factorization.
32140245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45644.
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 32140245 is about 5669.2367211116. The cubic root of 32140245 is about 317.9433366861.
Adding to 32140245 its reverse (54204123), we get a palindrome (86344368).
It can be divided in two parts, 32140 and 245, that added together give a triangular number (32385 = T254).
The spelling of 32140245 in words is "thirty-two million, one hundred forty thousand, two hundred forty-five".
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