Base | Representation |
---|---|
bin | 1000101000110… |
… | …11010001001000 |
3 | 12001100112010211 |
4 | 10110123101020 |
5 | 122022312212 |
6 | 11105050504 |
7 | 1536633436 |
oct | 424332110 |
9 | 161315124 |
10 | 72463432 |
11 | 379a3938 |
12 | 20326a34 |
13 | 12021b92 |
14 | 98a3d56 |
15 | 65659a7 |
hex | 451b448 |
72463432 has 32 divisors (see below), whose sum is σ = 142300800. Its totient is φ = 34528384.
The previous prime is 72463423. The next prime is 72463439. The reversal of 72463432 is 23436427.
It is a junction number, because it is equal to n+sod(n) for n = 72463394 and 72463403.
It is not an unprimeable number, because it can be changed into a prime (72463439) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65508 + ... + 66604.
It is an arithmetic number, because the mean of its divisors is an integer number (4446900).
Almost surely, 272463432 is an apocalyptic number.
It is an amenable number.
72463432 is a deficient number, since it is larger than the sum of its proper divisors (69837368).
72463432 is a wasteful number, since it uses less digits than its factorization.
72463432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1485 (or 1481 counting only the distinct ones).
The product of its digits is 24192, while the sum is 31.
The square root of 72463432 is about 8512.5455652231. The cubic root of 72463432 is about 416.9074280725.
Adding to 72463432 its reverse (23436427), we get a palindrome (95899859).
The spelling of 72463432 in words is "seventy-two million, four hundred sixty-three thousand, four hundred thirty-two".
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