Base | Representation |
---|---|
bin | 1000110011011… |
… | …10111110010101 |
3 | 12010222012211112 |
4 | 10121232332111 |
5 | 122401323434 |
6 | 11154544405 |
7 | 1554520214 |
oct | 431567625 |
9 | 163865745 |
10 | 73854869 |
11 | 38764290 |
12 | 20898105 |
13 | 123bb30a |
14 | 9b4707b |
15 | 673cdce |
hex | 466ef95 |
73854869 has 4 divisors (see below), whose sum is σ = 80568960. Its totient is φ = 67140780.
The previous prime is 73854857. The next prime is 73854877. The reversal of 73854869 is 96845837.
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, and also an emirpimes, since its reverse is a distinct semiprime: 96845837 = 11 ⋅8804167.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-73854869 is a prime.
It is a super-3 number, since 3×738548693 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (73854889) 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, 3357029 + ... + 3357050.
It is an arithmetic number, because the mean of its divisors is an integer number (20142240).
Almost surely, 273854869 is an apocalyptic number.
It is an amenable number.
73854869 is a deficient number, since it is larger than the sum of its proper divisors (6714091).
73854869 is a wasteful number, since it uses less digits than its factorization.
73854869 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6714090.
The product of its digits is 1451520, while the sum is 50.
The square root of 73854869 is about 8593.8855589308. The cubic root of 73854869 is about 419.5590023475.
The spelling of 73854869 in words is "seventy-three million, eight hundred fifty-four thousand, eight hundred sixty-nine".
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