Base | Representation |
---|---|
bin | 1000101001001111… |
… | …0100101001111101 |
3 | 12222201100012000212 |
4 | 2022103310221331 |
5 | 14223013432341 |
6 | 1022131202205 |
7 | 111334342553 |
oct | 21223645175 |
9 | 5881305025 |
10 | 2320452221 |
11 | a9092010a |
12 | 549146365 |
13 | 2ac986369 |
14 | 180273bd3 |
15 | d8ab15eb |
hex | 8a4f4a7d |
2320452221 has 8 divisors (see below), whose sum is σ = 2425781184. Its totient is φ = 2215493280.
The previous prime is 2320452217. The next prime is 2320452257. The reversal of 2320452221 is 1222540232.
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 2320452221 - 22 = 2320452217 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2320452821) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79640 + ... + 104801.
It is an arithmetic number, because the mean of its divisors is an integer number (303222648).
Almost surely, 22320452221 is an apocalyptic number.
It is an amenable number.
2320452221 is a deficient number, since it is larger than the sum of its proper divisors (105328963).
2320452221 is a wasteful number, since it uses less digits than its factorization.
2320452221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 185011.
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 2320452221 is about 48171.0724501749. The cubic root of 2320452221 is about 1323.9071983479.
Adding to 2320452221 its reverse (1222540232), we get a palindrome (3542992453).
The spelling of 2320452221 in words is "two billion, three hundred twenty million, four hundred fifty-two thousand, two hundred twenty-one".
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