Base | Representation |
---|---|
bin | 10000110111110… |
… | …11111101101111 |
3 | 100212100001001211 |
4 | 20123323331233 |
5 | 242213304411 |
6 | 22013415251 |
7 | 3336036436 |
oct | 1033737557 |
9 | 325301054 |
10 | 141541231 |
11 | 72995027 |
12 | 3b49a527 |
13 | 23429a10 |
14 | 14b2611d |
15 | c65d221 |
hex | 86fbf6f |
141541231 has 4 divisors (see below), whose sum is σ = 152429032. Its totient is φ = 130653432.
The previous prime is 141541189. The next prime is 141541237. The reversal of 141541231 is 132145141.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 132145141 = 29 ⋅4556729.
It is not a de Polignac number, because 141541231 - 29 = 141540719 is a prime.
It is a super-2 number, since 2×1415412312 = 40067840145990722, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (141541237) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5443881 + ... + 5443906.
It is an arithmetic number, because the mean of its divisors is an integer number (38107258).
Almost surely, 2141541231 is an apocalyptic number.
141541231 is a deficient number, since it is larger than the sum of its proper divisors (10887801).
141541231 is a wasteful number, since it uses less digits than its factorization.
141541231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10887800.
The product of its digits is 480, while the sum is 22.
The square root of 141541231 is about 11897.1101953374. The cubic root of 141541231 is about 521.1478968524.
Adding to 141541231 its reverse (132145141), we get a palindrome (273686372).
The spelling of 141541231 in words is "one hundred forty-one million, five hundred forty-one thousand, two hundred thirty-one".
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