Base | Representation |
---|---|
bin | 1000100101101… |
… | …00011101111010 |
3 | 12000120010112122 |
4 | 10102310131322 |
5 | 121420323422 |
6 | 11052041242 |
7 | 1533231020 |
oct | 422643572 |
9 | 160503478 |
10 | 72042362 |
11 | 37736547 |
12 | 20163222 |
13 | 11c05322 |
14 | 97d4710 |
15 | 64d0d42 |
hex | 44b477a |
72042362 has 32 divisors (see below), whose sum is σ = 131258880. Its totient is φ = 28949760.
The previous prime is 72042361. The next prime is 72042389. The reversal of 72042362 is 26324027.
It is not an unprimeable number, because it can be changed into a prime (72042361) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99839 + ... + 100557.
It is an arithmetic number, because the mean of its divisors is an integer number (4101840).
Almost surely, 272042362 is an apocalyptic number.
72042362 is a deficient number, since it is larger than the sum of its proper divisors (59216518).
72042362 is a wasteful number, since it uses less digits than its factorization.
72042362 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1166.
The product of its (nonzero) digits is 4032, while the sum is 26.
The square root of 72042362 is about 8487.7772119678. Note that the first 3 decimals coincide. The cubic root of 72042362 is about 416.0983379762.
Adding to 72042362 its reverse (26324027), we get a palindrome (98366389).
The spelling of 72042362 in words is "seventy-two million, forty-two thousand, three hundred sixty-two".
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