Base | Representation |
---|---|
bin | 111100100000010… |
… | …1101101011010111 |
3 | 12020111020101022021 |
4 | 1321000231223113 |
5 | 13124214331411 |
6 | 533242514011 |
7 | 101211446401 |
oct | 17100555327 |
9 | 5214211267 |
10 | 2030230231 |
11 | 952015027 |
12 | 487b05907 |
13 | 264800083 |
14 | 1538c7b71 |
15 | bd384a71 |
hex | 7902dad7 |
2030230231 has 8 divisors (see below), whose sum is σ = 2100888720. Its totient is φ = 1959615168.
The previous prime is 2030230211. The next prime is 2030230249. The reversal of 2030230231 is 1320320302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2030230231 is a prime.
It is a super-2 number, since 2×20302302312 = 8243669581732626722, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2030230211) 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, 105595 + ... + 123331.
It is an arithmetic number, because the mean of its divisors is an integer number (262611090).
Almost surely, 22030230231 is an apocalyptic number.
2030230231 is a deficient number, since it is larger than the sum of its proper divisors (70658489).
2030230231 is a wasteful number, since it uses less digits than its factorization.
2030230231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21713.
The product of its (nonzero) digits is 216, while the sum is 16.
The square root of 2030230231 is about 45058.0762017199. The cubic root of 2030230231 is about 1266.2372831853.
Adding to 2030230231 its reverse (1320320302), we get a palindrome (3350550533).
The spelling of 2030230231 in words is "two billion, thirty million, two hundred thirty thousand, two hundred thirty-one".
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