Base | Representation |
---|---|
bin | 10000110111000… |
… | …01001011001101 |
3 | 100212010110112202 |
4 | 20123201023031 |
5 | 242201302001 |
6 | 22011211245 |
7 | 3335101511 |
oct | 1033411315 |
9 | 325113482 |
10 | 141431501 |
11 | 7291a642 |
12 | 3b446b25 |
13 | 233bbaa3 |
14 | 14ad8141 |
15 | c63a96b |
hex | 86e12cd |
141431501 has 4 divisors (see below), whose sum is σ = 145254012. Its totient is φ = 137608992.
The previous prime is 141431473. The next prime is 141431513. The reversal of 141431501 is 105134141.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 105134141 = 7 ⋅15019163.
It can be written as a sum of positive squares in 2 ways, for example, as 89965225 + 51466276 = 9485^2 + 7174^2 .
It is a cyclic number.
It is not a de Polignac number, because 141431501 - 222 = 137237197 is a prime.
It is a super-2 number, since 2×1414315012 = 40005738950226002, 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 (141431701) 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 3 ways as a sum of consecutive naturals, for example, 1911200 + ... + 1911273.
It is an arithmetic number, because the mean of its divisors is an integer number (36313503).
Almost surely, 2141431501 is an apocalyptic number.
It is an amenable number.
141431501 is a deficient number, since it is larger than the sum of its proper divisors (3822511).
141431501 is an equidigital number, since it uses as much as digits as its factorization.
141431501 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3822510.
The product of its (nonzero) digits is 240, while the sum is 20.
The square root of 141431501 is about 11892.4976771072. The cubic root of 141431501 is about 521.0131885359.
Adding to 141431501 its reverse (105134141), we get a palindrome (246565642).
The spelling of 141431501 in words is "one hundred forty-one million, four hundred thirty-one thousand, five hundred one".
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