Base | Representation |
---|---|
bin | 10000111010011… |
… | …01000011100101 |
3 | 100212221220200200 |
4 | 20131031003211 |
5 | 242304422011 |
6 | 22024501113 |
7 | 3341622006 |
oct | 1035150345 |
9 | 325856620 |
10 | 141873381 |
11 | 730a1631 |
12 | 3b61a799 |
13 | 23514c60 |
14 | 14bb11ad |
15 | c6c6856 |
hex | 874d0e5 |
141873381 has 24 divisors (see below), whose sum is σ = 233677080. Its totient is φ = 82169856.
The previous prime is 141873377. The next prime is 141873397. The reversal of 141873381 is 183378141.
It can be written as a sum of positive squares in 4 ways, for example, as 25281 + 141848100 = 159^2 + 11910^2 .
It is not a de Polignac number, because 141873381 - 22 = 141873377 is a prime.
It is a super-2 number, since 2×1418733812 = 40256112472742322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (141873301) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33676 + ... + 37653.
It is an arithmetic number, because the mean of its divisors is an integer number (9736545).
Almost surely, 2141873381 is an apocalyptic number.
It is an amenable number.
141873381 is a deficient number, since it is larger than the sum of its proper divisors (91803699).
141873381 is a wasteful number, since it uses less digits than its factorization.
141873381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71365 (or 71362 counting only the distinct ones).
The product of its digits is 16128, while the sum is 36.
The square root of 141873381 is about 11911.0612877275. The cubic root of 141873381 is about 521.5552317491. Note that the first 3 decimals are identical.
The spelling of 141873381 in words is "one hundred forty-one million, eight hundred seventy-three thousand, three hundred eighty-one".
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