Base | Representation |
---|---|
bin | 1000101110100… |
… | …10000001011010 |
3 | 12002202112222100 |
4 | 10113102001122 |
5 | 122220240434 |
6 | 11133104230 |
7 | 1546202022 |
oct | 427220132 |
9 | 162675870 |
10 | 73211994 |
11 | 38365289 |
12 | 20628076 |
13 | 1222480b |
14 | 9a1aa82 |
15 | 6662699 |
hex | 45d205a |
73211994 has 24 divisors (see below), whose sum is σ = 162002880. Its totient is φ = 23884488.
The previous prime is 73211977. The next prime is 73212077. The reversal of 73211994 is 49911237.
It is a Curzon number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 42424 + ... + 44115.
It is an arithmetic number, because the mean of its divisors is an integer number (6750120).
Almost surely, 273211994 is an apocalyptic number.
73211994 is an abundant number, since it is smaller than the sum of its proper divisors (88790886).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
73211994 is a wasteful number, since it uses less digits than its factorization.
73211994 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86594 (or 86591 counting only the distinct ones).
The product of its digits is 13608, while the sum is 36.
The square root of 73211994 is about 8556.4007620027. The cubic root of 73211994 is about 418.3380924982.
The spelling of 73211994 in words is "seventy-three million, two hundred eleven thousand, nine hundred ninety-four".
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