Base | Representation |
---|---|
bin | 10011101111101… |
… | …000110110110111 |
3 | 212002022111201222 |
4 | 103233220312313 |
5 | 1134300131343 |
6 | 52511540555 |
7 | 11131423445 |
oct | 2357506667 |
9 | 762274658 |
10 | 331255223 |
11 | 15aa91a52 |
12 | 92b2a75b |
13 | 53822210 |
14 | 31dcbb95 |
15 | 1e134a68 |
hex | 13be8db7 |
331255223 has 16 divisors (see below), whose sum is σ = 373872576. Its totient is φ = 291202560.
The previous prime is 331255213. The next prime is 331255237. The reversal of 331255223 is 322552133.
It is a cyclic number.
It is not a de Polignac number, because 331255223 - 24 = 331255207 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 331255192 and 331255201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (331255213) 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, 69761 + ... + 74357.
It is an arithmetic number, because the mean of its divisors is an integer number (23367036).
Almost surely, 2331255223 is an apocalyptic number.
331255223 is a deficient number, since it is larger than the sum of its proper divisors (42617353).
331255223 is a wasteful number, since it uses less digits than its factorization.
331255223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4874.
The product of its digits is 5400, while the sum is 26.
The square root of 331255223 is about 18200.4182094808. The cubic root of 331255223 is about 691.9173883974.
It can be divided in two parts, 3312 and 55223, that multiplied together give a square (182898576 = 135242).
The spelling of 331255223 in words is "three hundred thirty-one million, two hundred fifty-five thousand, two hundred twenty-three".
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