Base | Representation |
---|---|
bin | 111101010001… |
… | …0000110011001 |
3 | 2020102221001121 |
4 | 1322202012121 |
5 | 31210334431 |
6 | 3104245241 |
7 | 540011635 |
oct | 172420631 |
9 | 66387047 |
10 | 32121241 |
11 | 1714a189 |
12 | a910821 |
13 | 6868669 |
14 | 43a1dc5 |
15 | 2c47611 |
hex | 1ea2199 |
32121241 has 8 divisors (see below), whose sum is σ = 33686280. Its totient is φ = 30586752.
The previous prime is 32121161. The next prime is 32121253. The reversal of 32121241 is 14212123.
It can be written as a sum of positive squares in 4 ways, for example, as 13111641 + 19009600 = 3621^2 + 4360^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 32121241 - 27 = 32121113 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (32122241) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5470 + ... + 9703.
It is an arithmetic number, because the mean of its divisors is an integer number (4210785).
Almost surely, 232121241 is an apocalyptic number.
It is an amenable number.
32121241 is a deficient number, since it is larger than the sum of its proper divisors (1565039).
32121241 is a wasteful number, since it uses less digits than its factorization.
32121241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15275.
The product of its digits is 96, while the sum is 16.
The square root of 32121241 is about 5667.5604099118. The cubic root of 32121241 is about 317.8806594368.
Adding to 32121241 its reverse (14212123), we get a palindrome (46333364).
The spelling of 32121241 in words is "thirty-two million, one hundred twenty-one thousand, two hundred forty-one".
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