Base | Representation |
---|---|
bin | 10000110101100… |
… | …00010000101000 |
3 | 100211202021201010 |
4 | 20122300100220 |
5 | 242123344034 |
6 | 22003023520 |
7 | 3333305415 |
oct | 1032602050 |
9 | 324667633 |
10 | 141231144 |
11 | 727a305a |
12 | 3b36aba0 |
13 | 2334b832 |
14 | 14a8510c |
15 | c5eb3e9 |
hex | 86b0428 |
141231144 has 32 divisors (see below), whose sum is σ = 357552000. Its totient is φ = 46480512.
The previous prime is 141231143. The next prime is 141231149. The reversal of 141231144 is 441132141.
It is a nude number because it is divisible by every one of its digits.
It is a self number, because there is not a number n which added to its sum of digits gives 141231144.
It is not an unprimeable number, because it can be changed into a prime (141231143) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35349 + ... + 39140.
It is an arithmetic number, because the mean of its divisors is an integer number (11173500).
Almost surely, 2141231144 is an apocalyptic number.
It is an amenable number.
141231144 is an abundant number, since it is smaller than the sum of its proper divisors (216320856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
141231144 is a wasteful number, since it uses less digits than its factorization.
141231144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74577 (or 74573 counting only the distinct ones).
The product of its digits is 384, while the sum is 21.
The square root of 141231144 is about 11884.0710196464. The cubic root of 141231144 is about 520.7670435327.
Adding to 141231144 its reverse (441132141), we get a palindrome (582363285).
The spelling of 141231144 in words is "one hundred forty-one million, two hundred thirty-one thousand, one hundred forty-four".
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