Base | Representation |
---|---|
bin | 10001000001100… |
… | …01111111000111 |
3 | 100221201112222020 |
4 | 20200301333013 |
5 | 243024423304 |
6 | 22100534223 |
7 | 3352605555 |
oct | 1040617707 |
9 | 327645866 |
10 | 142811079 |
11 | 73682094 |
12 | 3b9b1373 |
13 | 237829c8 |
14 | 14d76bd5 |
15 | c80e5d9 |
hex | 8831fc7 |
142811079 has 8 divisors (see below), whose sum is σ = 196557312. Its totient is φ = 92136120.
The previous prime is 142811047. The next prime is 142811089. The reversal of 142811079 is 970118241.
142811079 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 142811079 - 25 = 142811047 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142811089) 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, 767709 + ... + 767894.
It is an arithmetic number, because the mean of its divisors is an integer number (24569664).
Almost surely, 2142811079 is an apocalyptic number.
142811079 is a deficient number, since it is larger than the sum of its proper divisors (53746233).
142811079 is a wasteful number, since it uses less digits than its factorization.
142811079 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1535637.
The product of its (nonzero) digits is 4032, while the sum is 33.
The square root of 142811079 is about 11950.3589485839. The cubic root of 142811079 is about 522.7017652893.
The spelling of 142811079 in words is "one hundred forty-two million, eight hundred eleven thousand, seventy-nine".
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