Base | Representation |
---|---|
bin | 10000111011010… |
… | …10111011100101 |
3 | 100220012010112211 |
4 | 20131222323211 |
5 | 242322330444 |
6 | 22031243421 |
7 | 3342641530 |
oct | 1035527345 |
9 | 326163484 |
10 | 141995749 |
11 | 73175565 |
12 | 3b679571 |
13 | 2355886c |
14 | 14c03a17 |
15 | c6ecc34 |
hex | 876aee5 |
141995749 has 8 divisors (see below), whose sum is σ = 162358848. Its totient is φ = 121652160.
The previous prime is 141995743. The next prime is 141995753. The reversal of 141995749 is 947599141.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 141995749 - 27 = 141995621 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (141995743) 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, 17709 + ... + 24445.
It is an arithmetic number, because the mean of its divisors is an integer number (20294856).
Almost surely, 2141995749 is an apocalyptic number.
It is an amenable number.
141995749 is a deficient number, since it is larger than the sum of its proper divisors (20363099).
141995749 is an equidigital number, since it uses as much as digits as its factorization.
141995749 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9755.
The product of its digits is 408240, while the sum is 49.
The square root of 141995749 is about 11916.1969184803. The cubic root of 141995749 is about 521.7051384943.
The spelling of 141995749 in words is "one hundred forty-one million, nine hundred ninety-five thousand, seven hundred forty-nine".
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