Base | Representation |
---|---|
bin | 1000101000011… |
… | …11010011101100 |
3 | 12001021000221110 |
4 | 10110033103230 |
5 | 122014230234 |
6 | 11104032020 |
7 | 1536340554 |
oct | 424172354 |
9 | 161230843 |
10 | 72414444 |
11 | 37970053 |
12 | 20302610 |
13 | 120057ab |
14 | 9890164 |
15 | 65561e9 |
hex | 450f4ec |
72414444 has 12 divisors (see below), whose sum is σ = 168967064. Its totient is φ = 24138144.
The previous prime is 72414437. The next prime is 72414449. The reversal of 72414444 is 44441427.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (72414449) 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 3 ways as a sum of consecutive naturals, for example, 3017257 + ... + 3017280.
Almost surely, 272414444 is an apocalyptic number.
It is an amenable number.
72414444 is an abundant number, since it is smaller than the sum of its proper divisors (96552620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72414444 is a wasteful number, since it uses less digits than its factorization.
72414444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6034544 (or 6034542 counting only the distinct ones).
The product of its digits is 14336, while the sum is 30.
The square root of 72414444 is about 8509.6676785877. The cubic root of 72414444 is about 416.8134585369.
The spelling of 72414444 in words is "seventy-two million, four hundred fourteen thousand, four hundred forty-four".
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