Base | Representation |
---|---|
bin | 100011110000110… |
… | …1110011100100011 |
3 | 10002122001111112120 |
4 | 1013201232130203 |
5 | 4424201221311 |
6 | 315024355323 |
7 | 41511013203 |
oct | 10741563443 |
9 | 3078044476 |
10 | 1200023331 |
11 | 566422321 |
12 | 295a75b43 |
13 | 161801ca0 |
14 | b5538403 |
15 | 70542706 |
hex | 4786e723 |
1200023331 has 16 divisors (see below), whose sum is σ = 1769683104. Its totient is φ = 718516224.
The previous prime is 1200023291. The next prime is 1200023371. The reversal of 1200023331 is 1333200021.
1200023331 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (1200023291) and next prime (1200023371).
It is not a de Polignac number, because 1200023331 - 26 = 1200023267 is a prime.
It is a super-2 number, since 2×12000233312 = 2880111989888671122, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1200023331.
It is not an unprimeable number, because it can be changed into a prime (1200023371) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 414366 + ... + 417251.
It is an arithmetic number, because the mean of its divisors is an integer number (110605194).
Almost surely, 21200023331 is an apocalyptic number.
1200023331 is a deficient number, since it is larger than the sum of its proper divisors (569659773).
1200023331 is a wasteful number, since it uses less digits than its factorization.
1200023331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 831670.
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 1200023331 is about 34641.3529037190. The cubic root of 1200023331 is about 1062.6654560511.
Adding to 1200023331 its reverse (1333200021), we get a palindrome (2533223352).
The spelling of 1200023331 in words is "one billion, two hundred million, twenty-three thousand, three hundred thirty-one".
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