Base | Representation |
---|---|
bin | 1011101101011101… |
… | …0100001001001101 |
3 | 22010001221212102000 |
4 | 2323113110021031 |
5 | 22414210414323 |
6 | 1235531022513 |
7 | 140616615540 |
oct | 27327241115 |
9 | 8101855360 |
10 | 3143451213 |
11 | 137343a471 |
12 | 73889aa39 |
13 | 3b132c706 |
14 | 21b6a8857 |
15 | 135e7ce43 |
hex | bb5d424d |
3143451213 has 16 divisors (see below), whose sum is σ = 5322245760. Its totient is φ = 1796257728.
The previous prime is 3143451191. The next prime is 3143451247. The reversal of 3143451213 is 3121543413.
It is a happy number.
3143451213 is a `hidden beast` number, since 3 + 143 + 4 + 512 + 1 + 3 = 666.
It is not a de Polignac number, because 3143451213 - 26 = 3143451149 is a prime.
It is a super-2 number, since 2×31434512132 = 19762571057022342738, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3143451293) 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 15 ways as a sum of consecutive naturals, for example, 8315820 + ... + 8316197.
It is an arithmetic number, because the mean of its divisors is an integer number (332640360).
Almost surely, 23143451213 is an apocalyptic number.
It is an amenable number.
3143451213 is a deficient number, since it is larger than the sum of its proper divisors (2178794547).
3143451213 is a wasteful number, since it uses less digits than its factorization.
3143451213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16632033 (or 16632027 counting only the distinct ones).
The product of its digits is 4320, while the sum is 27.
The square root of 3143451213 is about 56066.4892159300. The cubic root of 3143451213 is about 1464.8806470888.
Adding to 3143451213 its reverse (3121543413), we get a palindrome (6264994626).
The spelling of 3143451213 in words is "three billion, one hundred forty-three million, four hundred fifty-one thousand, two hundred thirteen".
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