Base | Representation |
---|---|
bin | 111100100010100… |
… | …1110010000010011 |
3 | 12020120110102201111 |
4 | 1321011032100103 |
5 | 13130020142433 |
6 | 533324114151 |
7 | 101224501450 |
oct | 17105162023 |
9 | 5216412644 |
10 | 2031412243 |
11 | 9527520a3 |
12 | 488395957 |
13 | 264b250a3 |
14 | 153b14827 |
15 | bd519dcd |
hex | 7914e413 |
2031412243 has 4 divisors (see below), whose sum is σ = 2321614000. Its totient is φ = 1741210488.
The previous prime is 2031412231. The next prime is 2031412259. The reversal of 2031412243 is 3422141302.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2031412243 - 29 = 2031411731 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2031412223) 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, 145100868 + ... + 145100881.
It is an arithmetic number, because the mean of its divisors is an integer number (580403500).
Almost surely, 22031412243 is an apocalyptic number.
2031412243 is a deficient number, since it is larger than the sum of its proper divisors (290201757).
2031412243 is an equidigital number, since it uses as much as digits as its factorization.
2031412243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 290201756.
The product of its (nonzero) digits is 1152, while the sum is 22.
The square root of 2031412243 is about 45071.1908318385. The cubic root of 2031412243 is about 1266.4829724460.
Adding to 2031412243 its reverse (3422141302), we get a palindrome (5453553545).
The spelling of 2031412243 in words is "two billion, thirty-one million, four hundred twelve thousand, two hundred forty-three".
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