Base | Representation |
---|---|
bin | 10000111011000… |
… | …11010111100001 |
3 | 100220010120001102 |
4 | 20131203113201 |
5 | 242320333034 |
6 | 22030444145 |
7 | 3342452312 |
oct | 1035432741 |
9 | 326116042 |
10 | 141964769 |
11 | 73154261 |
12 | 3b663655 |
13 | 2354772b |
14 | 14bd6609 |
15 | c6e397e |
hex | 87635e1 |
141964769 has 4 divisors (see below), whose sum is σ = 144985344. Its totient is φ = 138944196.
The previous prime is 141964747. The next prime is 141964783. The reversal of 141964769 is 967469141.
141964769 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 141964769 - 28 = 141964513 is a prime.
It is a super-2 number, since 2×1419647692 = 40307991274446722, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (47), and also a Moran number because the ratio is a prime number: 3020527 = 141964769 / (1 + 4 + 1 + 9 + 6 + 4 + 7 + 6 + 9).
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (141964709) 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, 1510217 + ... + 1510310.
It is an arithmetic number, because the mean of its divisors is an integer number (36246336).
Almost surely, 2141964769 is an apocalyptic number.
It is an amenable number.
141964769 is a deficient number, since it is larger than the sum of its proper divisors (3020575).
141964769 is an equidigital number, since it uses as much as digits as its factorization.
141964769 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3020574.
The product of its digits is 326592, while the sum is 47.
The square root of 141964769 is about 11914.8969361887. The cubic root of 141964769 is about 521.6671946336.
The spelling of 141964769 in words is "one hundred forty-one million, nine hundred sixty-four thousand, seven hundred sixty-nine".
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