Base | Representation |
---|---|
bin | 110100000010101… |
… | …001011111011101 |
3 | 2020211220120000202 |
4 | 310002221133131 |
5 | 3242004000334 |
6 | 222345433245 |
7 | 30431210441 |
oct | 6402513735 |
9 | 2224816022 |
10 | 873109469 |
11 | 408936081 |
12 | 20449b825 |
13 | 10bb6cb2b |
14 | 83d5a821 |
15 | 519b917e |
hex | 340a97dd |
873109469 has 4 divisors (see below), whose sum is σ = 873224544. Its totient is φ = 872994396.
The previous prime is 873109423. The next prime is 873109481. The reversal of 873109469 is 964901378.
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 873109469 - 28 = 873109213 is a prime.
It is a super-2 number, since 2×8731094692 = 1524640289714923922, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (873100469) 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, 45287 + ... + 61620.
It is an arithmetic number, because the mean of its divisors is an integer number (218306136).
Almost surely, 2873109469 is an apocalyptic number.
It is an amenable number.
873109469 is a deficient number, since it is larger than the sum of its proper divisors (115075).
873109469 is a wasteful number, since it uses less digits than its factorization.
873109469 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115074.
The product of its (nonzero) digits is 326592, while the sum is 47.
The square root of 873109469 is about 29548.4258294752. The cubic root of 873109469 is about 955.7762459743.
The spelling of 873109469 in words is "eight hundred seventy-three million, one hundred nine thousand, four hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •