Base | Representation |
---|---|
bin | 11001011000011111101… |
… | …00001111101100000001 |
3 | 10002101011012021012002210 |
4 | 30230033310033230001 |
5 | 103242122242340243 |
6 | 1504353550332333 |
7 | 120003351155601 |
oct | 14541764175401 |
9 | 3071135235083 |
10 | 872143715073 |
11 | 306968432714 |
12 | 12103b1ba0a9 |
13 | 64320579687 |
14 | 302d7966c01 |
15 | 17a46c02933 |
hex | cb0fd0fb01 |
872143715073 has 4 divisors (see below), whose sum is σ = 1162858286768. Its totient is φ = 581429143380.
The previous prime is 872143715071. The next prime is 872143715101. The reversal of 872143715073 is 370517341278.
872143715073 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 not a de Polignac number, because 872143715073 - 21 = 872143715071 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (872143715071) 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, 145357285843 + ... + 145357285848.
It is an arithmetic number, because the mean of its divisors is an integer number (290714571692).
Almost surely, 2872143715073 is an apocalyptic number.
It is an amenable number.
872143715073 is a deficient number, since it is larger than the sum of its proper divisors (290714571695).
872143715073 is a wasteful number, since it uses less digits than its factorization.
872143715073 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 290714571694.
The product of its (nonzero) digits is 987840, while the sum is 48.
The spelling of 872143715073 in words is "eight hundred seventy-two billion, one hundred forty-three million, seven hundred fifteen thousand, seventy-three".
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