Base | Representation |
---|---|
bin | 1000101011110011… |
… | …0101000111100101 |
3 | 20000110120022222121 |
4 | 2022330311013211 |
5 | 14233241431041 |
6 | 1023153425541 |
7 | 111524614231 |
oct | 21274650745 |
9 | 6013508877 |
10 | 2331202021 |
11 | a969a2645 |
12 | 55086b2b1 |
13 | 2b1c7b2a5 |
14 | 1818715c1 |
15 | d99d67d1 |
hex | 8af351e5 |
2331202021 has 8 divisors (see below), whose sum is σ = 2382925824. Its totient is φ = 2279566800.
The previous prime is 2331201991. The next prime is 2331202079. The reversal of 2331202021 is 1202021332.
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 2331202021 - 223 = 2322813413 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2331201986 and 2331202004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2331202921) 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, 32551 + ... + 75643.
It is an arithmetic number, because the mean of its divisors is an integer number (297865728).
Almost surely, 22331202021 is an apocalyptic number.
It is an amenable number.
2331202021 is a deficient number, since it is larger than the sum of its proper divisors (51723803).
2331202021 is a wasteful number, since it uses less digits than its factorization.
2331202021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44291.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 2331202021 is about 48282.5229353231. The cubic root of 2331202021 is about 1325.9484408639.
Adding to 2331202021 its reverse (1202021332), we get a palindrome (3533223353).
The spelling of 2331202021 in words is "two billion, three hundred thirty-one million, two hundred two thousand, twenty-one".
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