Base | Representation |
---|---|
bin | 10011010111111… |
… | …100101100011101 |
3 | 211122121222221111 |
4 | 103113330230131 |
5 | 1131202420041 |
6 | 52130502021 |
7 | 11024560060 |
oct | 2327745435 |
9 | 748558844 |
10 | 325045021 |
11 | 157530154 |
12 | 90a34911 |
13 | 52459642 |
14 | 312528d7 |
15 | 1d809981 |
hex | 135fcb1d |
325045021 has 8 divisors (see below), whose sum is σ = 384289920. Its totient is φ = 269002608.
The previous prime is 325045001. The next prime is 325045051. The reversal of 325045021 is 120540523.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 325045021 - 211 = 325042973 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 325044983 and 325045001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (325045001) 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, 800401 + ... + 800806.
It is an arithmetic number, because the mean of its divisors is an integer number (48036240).
Almost surely, 2325045021 is an apocalyptic number.
It is an amenable number.
325045021 is a deficient number, since it is larger than the sum of its proper divisors (59244899).
325045021 is a wasteful number, since it uses less digits than its factorization.
325045021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1601243.
The product of its (nonzero) digits is 1200, while the sum is 22.
The square root of 325045021 is about 18029.0049919567. The cubic root of 325045021 is about 687.5661792382.
Adding to 325045021 its reverse (120540523), we get a palindrome (445585544).
The spelling of 325045021 in words is "three hundred twenty-five million, forty-five thousand, twenty-one".
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