Base | Representation |
---|---|
bin | 1000101000000… |
… | …00011110001000 |
3 | 12001010221120122 |
4 | 10110000132020 |
5 | 122010304142 |
6 | 11102442412 |
7 | 1535665436 |
oct | 424003610 |
9 | 161127518 |
10 | 72353672 |
11 | 37929426 |
12 | 20293408 |
13 | 11cb3c31 |
14 | 9875d56 |
15 | 65431d2 |
hex | 4500788 |
72353672 has 32 divisors (see below), whose sum is σ = 143220000. Its totient is φ = 34172928.
The previous prime is 72353669. The next prime is 72353693. The reversal of 72353672 is 27635327.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93704 + ... + 94472.
It is an arithmetic number, because the mean of its divisors is an integer number (4475625).
Almost surely, 272353672 is an apocalyptic number.
It is an amenable number.
72353672 is a deficient number, since it is larger than the sum of its proper divisors (70866328).
72353672 is a wasteful number, since it uses less digits than its factorization.
72353672 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1413 (or 1409 counting only the distinct ones).
The product of its digits is 52920, while the sum is 35.
The square root of 72353672 is about 8506.0961668676. The cubic root of 72353672 is about 416.6968258347.
Adding to 72353672 its reverse (27635327), we get a palindrome (99988999).
The spelling of 72353672 in words is "seventy-two million, three hundred fifty-three thousand, six hundred seventy-two".
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