Base | Representation |
---|---|
bin | 10000111010111… |
… | …00111101010001 |
3 | 100220002020000222 |
4 | 20131130331101 |
5 | 242314013023 |
6 | 22030122425 |
7 | 3342312623 |
oct | 1035347521 |
9 | 326066028 |
10 | 141938513 |
11 | 73136562 |
12 | 3b650415 |
13 | 235387b2 |
14 | 14bcac13 |
15 | c6dacc8 |
hex | 875cf51 |
141938513 has 4 divisors (see below), whose sum is σ = 142153908. Its totient is φ = 141723120.
The previous prime is 141938501. The next prime is 141938561. The reversal of 141938513 is 315839141.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 42876304 + 99062209 = 6548^2 + 9953^2 .
It is a cyclic number.
It is not a de Polignac number, because 141938513 - 210 = 141937489 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (141938413) 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, 106706 + ... + 108027.
It is an arithmetic number, because the mean of its divisors is an integer number (35538477).
Almost surely, 2141938513 is an apocalyptic number.
It is an amenable number.
141938513 is a deficient number, since it is larger than the sum of its proper divisors (215395).
141938513 is an equidigital number, since it uses as much as digits as its factorization.
141938513 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 215394.
The product of its digits is 12960, while the sum is 35.
The square root of 141938513 is about 11913.7950712609. The cubic root of 141938513 is about 521.6350323386.
The spelling of 141938513 in words is "one hundred forty-one million, nine hundred thirty-eight thousand, five hundred thirteen".
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