Base | Representation |
---|---|
bin | 1000101010000… |
… | …11011001010001 |
3 | 12001122212121021 |
4 | 10111003121101 |
5 | 122043042133 |
6 | 11112355441 |
7 | 1541216560 |
oct | 425033121 |
9 | 161585537 |
10 | 72627793 |
11 | 37aa6377 |
12 | 203a5b81 |
13 | 1207b934 |
14 | 9907bd7 |
15 | 659952d |
hex | 4543651 |
72627793 has 8 divisors (see below), whose sum is σ = 83426112. Its totient is φ = 61935216.
The previous prime is 72627733. The next prime is 72627809. The reversal of 72627793 is 39772627.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 72627793 - 213 = 72619601 is a prime.
It is not an unprimeable number, because it can be changed into a prime (72627703) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24955 + ... + 27712.
It is an arithmetic number, because the mean of its divisors is an integer number (10428264).
Almost surely, 272627793 is an apocalyptic number.
It is an amenable number.
72627793 is a deficient number, since it is larger than the sum of its proper divisors (10798319).
72627793 is a wasteful number, since it uses less digits than its factorization.
72627793 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52871.
The product of its digits is 222264, while the sum is 43.
The square root of 72627793 is about 8522.1941423556. The cubic root of 72627793 is about 417.2223987966. Note that the first 3 decimals are identical.
The spelling of 72627793 in words is "seventy-two million, six hundred twenty-seven thousand, seven hundred ninety-three".
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