Base | Representation |
---|---|
bin | 1000010011111010… |
… | …1101100011011110 |
3 | 12202111002011120221 |
4 | 2010332231203132 |
5 | 14032121011110 |
6 | 1005214431554 |
7 | 106200313363 |
oct | 20476554336 |
9 | 5674064527 |
10 | 2231032030 |
11 | a453a5427 |
12 | 5232025ba |
13 | 2972a82c6 |
14 | 17243846a |
15 | d0ceb7da |
hex | 84fad8de |
2231032030 has 8 divisors (see below), whose sum is σ = 4015857672. Its totient is φ = 892412808.
The previous prime is 2231032021. The next prime is 2231032033. The reversal of 2231032030 is 302301322.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×22310320303 (a number of 29 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2231031995 and 2231032013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2231032033) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111551592 + ... + 111551611.
It is an arithmetic number, because the mean of its divisors is an integer number (501982209).
Almost surely, 22231032030 is an apocalyptic number.
2231032030 is a deficient number, since it is larger than the sum of its proper divisors (1784825642).
2231032030 is a wasteful number, since it uses less digits than its factorization.
2231032030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 223103210.
The product of its (nonzero) digits is 216, while the sum is 16.
The square root of 2231032030 is about 47233.8017737298. The cubic root of 2231032030 is about 1306.6780681389.
Adding to 2231032030 its reverse (302301322), we get a palindrome (2533333352).
The spelling of 2231032030 in words is "two billion, two hundred thirty-one million, thirty-two thousand, thirty".
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