Base | Representation |
---|---|
bin | 10001000001011… |
… | …10001000101011 |
3 | 100221200202100002 |
4 | 20200232020223 |
5 | 243023422212 |
6 | 22100333215 |
7 | 3352511564 |
oct | 1040561053 |
9 | 327622302 |
10 | 142795307 |
11 | 73671256 |
12 | 3b9a420b |
13 | 23778785 |
14 | 14d7116b |
15 | c809ac2 |
hex | 882e22b |
142795307 has 4 divisors (see below), whose sum is σ = 142834440. Its totient is φ = 142756176.
The previous prime is 142795277. The next prime is 142795309. The reversal of 142795307 is 703597241.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 142795307 - 26 = 142795243 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142795309) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13457 + ... + 21602.
It is an arithmetic number, because the mean of its divisors is an integer number (35708610).
Almost surely, 2142795307 is an apocalyptic number.
142795307 is a deficient number, since it is larger than the sum of its proper divisors (39133).
142795307 is an equidigital number, since it uses as much as digits as its factorization.
142795307 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39132.
The product of its (nonzero) digits is 52920, while the sum is 38.
The square root of 142795307 is about 11949.6990338669. The cubic root of 142795307 is about 522.6825222544.
The spelling of 142795307 in words is "one hundred forty-two million, seven hundred ninety-five thousand, three hundred seven".
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