Base | Representation |
---|---|
bin | 100001101010100011… |
… | …0110101111001010100 |
3 | 20220121100110020111022 |
4 | 1003111012311321110 |
5 | 2141024433123424 |
6 | 53113424500312 |
7 | 5136350544200 |
oct | 1032506657124 |
9 | 226540406438 |
10 | 72294817364 |
11 | 287295a3350 |
12 | 1201747a698 |
13 | 6a819c6853 |
14 | 36db6d5b00 |
15 | 1d31d0b95e |
hex | 10d51b5e54 |
72294817364 has 36 divisors (see below), whose sum is σ = 160550832960. Its totient is φ = 28166811120.
The previous prime is 72294817337. The next prime is 72294817369. The reversal of 72294817364 is 46371849227.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72294817369) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16763804 + ... + 16768115.
It is an arithmetic number, because the mean of its divisors is an integer number (4459745360).
Almost surely, 272294817364 is an apocalyptic number.
It is an amenable number.
72294817364 is an abundant number, since it is smaller than the sum of its proper divisors (88256015596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72294817364 is a wasteful number, since it uses less digits than its factorization.
72294817364 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33531948 (or 33531939 counting only the distinct ones).
The product of its digits is 4064256, while the sum is 53.
The spelling of 72294817364 in words is "seventy-two billion, two hundred ninety-four million, eight hundred seventeen thousand, three hundred sixty-four".
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