Base | Representation |
---|---|
bin | 1000101110110… |
… | …01101101000010 |
3 | 12002211011010200 |
4 | 10113121231002 |
5 | 122222242313 |
6 | 11133510030 |
7 | 1546362531 |
oct | 427315502 |
9 | 162734120 |
10 | 73243458 |
11 | 38386992 |
12 | 20642316 |
13 | 12235c32 |
14 | 9a28318 |
15 | 666bb73 |
hex | 45d9b42 |
73243458 has 48 divisors (see below), whose sum is σ = 162279936. Its totient is φ = 23869440.
The previous prime is 73243451. The next prime is 73243517. The reversal of 73243458 is 85434237.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (73243451) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 284866 + ... + 285122.
It is an arithmetic number, because the mean of its divisors is an integer number (3380832).
Almost surely, 273243458 is an apocalyptic number.
73243458 is an abundant number, since it is smaller than the sum of its proper divisors (89036478).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
73243458 is a wasteful number, since it uses less digits than its factorization.
73243458 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 559 (or 556 counting only the distinct ones).
The product of its digits is 80640, while the sum is 36.
The square root of 73243458 is about 8558.2391880573. The cubic root of 73243458 is about 418.3980130288.
The spelling of 73243458 in words is "seventy-three million, two hundred forty-three thousand, four hundred fifty-eight".
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