Base | Representation |
---|---|
bin | 10011101111011… |
… | …110110011000111 |
3 | 212002020102020001 |
4 | 103233132303013 |
5 | 1134242322043 |
6 | 52511022131 |
7 | 11131162360 |
oct | 2357366307 |
9 | 762212201 |
10 | 331214023 |
11 | 15aa63aa8 |
12 | 92b0a947 |
13 | 5380953a |
14 | 31dbab67 |
15 | 1e12774d |
hex | 13bdecc7 |
331214023 has 16 divisors (see below), whose sum is σ = 405216000. Its totient is φ = 264390912.
The previous prime is 331214021. The next prime is 331214027. The reversal of 331214023 is 320412133.
It is a cyclic number.
It is not a de Polignac number, because 331214023 - 21 = 331214021 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (331214021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13258 + ... + 28951.
It is an arithmetic number, because the mean of its divisors is an integer number (25326000).
Almost surely, 2331214023 is an apocalyptic number.
331214023 is a deficient number, since it is larger than the sum of its proper divisors (74001977).
331214023 is a wasteful number, since it uses less digits than its factorization.
331214023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42294.
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 331214023 is about 18199.2863321615. The cubic root of 331214023 is about 691.8887013746. Note that the first 3 decimals are identical.
Adding to 331214023 its reverse (320412133), we get a palindrome (651626156).
The spelling of 331214023 in words is "three hundred thirty-one million, two hundred fourteen thousand, twenty-three".
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