Base | Representation |
---|---|
bin | 1000101010000… |
… | …11011000110100 |
3 | 12001122212120012 |
4 | 10111003120310 |
5 | 122043042024 |
6 | 11112355352 |
7 | 1541216516 |
oct | 425033064 |
9 | 161585505 |
10 | 72627764 |
11 | 37aa6350 |
12 | 203a5b58 |
13 | 1207b911 |
14 | 9907bb6 |
15 | 659950e |
hex | 4543634 |
72627764 has 24 divisors (see below), whose sum is σ = 138874176. Its totient is φ = 32960000.
The previous prime is 72627733. The next prime is 72627809. The reversal of 72627764 is 46772627.
It is a congruent number.
It is an unprimeable number.
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, 44564 + ... + 46164.
It is an arithmetic number, because the mean of its divisors is an integer number (5786424).
Almost surely, 272627764 is an apocalyptic number.
It is an amenable number.
72627764 is a deficient number, since it is larger than the sum of its proper divisors (66246412).
72627764 is a wasteful number, since it uses less digits than its factorization.
72627764 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2647 (or 2645 counting only the distinct ones).
The product of its digits is 197568, while the sum is 41.
The square root of 72627764 is about 8522.1924409157. The cubic root of 72627764 is about 417.2223432648. Note that the first 3 decimals are identical.
The spelling of 72627764 in words is "seventy-two million, six hundred twenty-seven thousand, seven hundred sixty-four".
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