Base | Representation |
---|---|
bin | 1000101110100… |
… | …01001101011000 |
3 | 12002202101102000 |
4 | 10113101031120 |
5 | 122220134124 |
6 | 11133041000 |
7 | 1546156224 |
oct | 427211530 |
9 | 162671360 |
10 | 73208664 |
11 | 38362831 |
12 | 20626160 |
13 | 12223149 |
14 | 9a19784 |
15 | 66616c9 |
hex | 45d1358 |
73208664 has 64 divisors (see below), whose sum is σ = 215330400. Its totient is φ = 22966272.
The previous prime is 73208627. The next prime is 73208677. The reversal of 73208664 is 46680237.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6297 + ... + 13640.
Almost surely, 273208664 is an apocalyptic number.
It is an amenable number.
73208664 is an abundant number, since it is smaller than the sum of its proper divisors (142121736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
73208664 is a wasteful number, since it uses less digits than its factorization.
73208664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19969 (or 19959 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 36.
The square root of 73208664 is about 8556.2061686240. The cubic root of 73208664 is about 418.3317497899.
The spelling of 73208664 in words is "seventy-three million, two hundred eight thousand, six hundred sixty-four".
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