Base | Representation |
---|---|
bin | 1000101110000… |
… | …10100011111101 |
3 | 12002122100002222 |
4 | 10113002203331 |
5 | 122211224134 |
6 | 11131455125 |
7 | 1545516266 |
oct | 427024375 |
9 | 162570088 |
10 | 73148669 |
11 | 38321750 |
12 | 205b74a5 |
13 | 12201a49 |
14 | 9a0196d |
15 | 664da2e |
hex | 45c28fd |
73148669 has 8 divisors (see below), whose sum is σ = 79951008. Its totient is φ = 66371760.
The previous prime is 73148659. The next prime is 73148681. The reversal of 73148669 is 96684137.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 73148669 - 216 = 73083133 is a prime.
It is a super-2 number, since 2×731486692 = 10701455552943122, 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 (73148659) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62 + ... + 12095.
It is an arithmetic number, because the mean of its divisors is an integer number (9993876).
Almost surely, 273148669 is an apocalyptic number.
It is an amenable number.
73148669 is a deficient number, since it is larger than the sum of its proper divisors (6802339).
73148669 is a wasteful number, since it uses less digits than its factorization.
73148669 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12715.
The product of its digits is 217728, while the sum is 44.
The square root of 73148669 is about 8552.6995153577. The cubic root of 73148669 is about 418.2174433175.
The spelling of 73148669 in words is "seventy-three million, one hundred forty-eight thousand, six hundred sixty-nine".
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