Base | Representation |
---|---|
bin | 1000101110010… |
… | …11011001000000 |
3 | 12002201011201100 |
4 | 10113023121000 |
5 | 122213403312 |
6 | 11132334400 |
7 | 1546026600 |
oct | 427133100 |
9 | 162634640 |
10 | 73184832 |
11 | 38346936 |
12 | 20614400 |
13 | 12215346 |
14 | 9a10c00 |
15 | 66595dc |
hex | 45cb640 |
73184832 has 126 divisors (see below), whose sum is σ = 244113558. Its totient is φ = 20901888.
The previous prime is 73184821. The next prime is 73184833. The reversal of 73184832 is 23848137.
It can be written as a sum of positive squares in only one way, i.e., 65028096 + 8156736 = 8064^2 + 2856^2 .
It is a tau number, because it is divible by the number of its divisors (126).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (73184833) by changing a digit.
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 17 ways as a sum of consecutive naturals, for example, 26928 + ... + 29520.
Almost surely, 273184832 is an apocalyptic number.
73184832 is a gapful number since it is divisible by the number (72) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 73184832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122056779).
73184832 is an abundant number, since it is smaller than the sum of its proper divisors (170928726).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
73184832 is a wasteful number, since it uses less digits than its factorization.
73184832 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2625 (or 2605 counting only the distinct ones).
The product of its digits is 32256, while the sum is 36.
The square root of 73184832 is about 8554.8133819505. The cubic root of 73184832 is about 418.2863509544.
The spelling of 73184832 in words is "seventy-three million, one hundred eighty-four thousand, eight hundred thirty-two".
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