Base | Representation |
---|---|
bin | 1000101011001… |
… | …00100101101110 |
3 | 12001220210010000 |
4 | 10111210211232 |
5 | 122111420013 |
6 | 11115325130 |
7 | 1542324144 |
oct | 425444556 |
9 | 161823100 |
10 | 72763758 |
11 | 38089541 |
12 | 204507a6 |
13 | 120c87a2 |
14 | 9941594 |
15 | 65c4973 |
hex | 456496e |
72763758 has 40 divisors (see below), whose sum is σ = 168315840. Its totient is φ = 23470560.
The previous prime is 72763741. The next prime is 72763759. The reversal of 72763758 is 85736727.
72763758 is a `hidden beast` number, since 7 + 2 + 7 + 637 + 5 + 8 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72763759) 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 19 ways as a sum of consecutive naturals, for example, 2223 + ... + 12266.
It is an arithmetic number, because the mean of its divisors is an integer number (4207896).
Almost surely, 272763758 is an apocalyptic number.
72763758 is an abundant number, since it is smaller than the sum of its proper divisors (95552082).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72763758 is a wasteful number, since it uses less digits than its factorization.
72763758 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14534 (or 14525 counting only the distinct ones).
The product of its digits is 493920, while the sum is 45.
The square root of 72763758 is about 8530.1675247324. The cubic root of 72763758 is about 417.4825943238.
The spelling of 72763758 in words is "seventy-two million, seven hundred sixty-three thousand, seven hundred fifty-eight".
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