Base | Representation |
---|---|
bin | 1000011101010001… |
… | …1111111010100101 |
3 | 12212012222002001102 |
4 | 2013110133322211 |
5 | 14122144012030 |
6 | 1013140205445 |
7 | 110155132631 |
oct | 20724377245 |
9 | 5765862042 |
10 | 2270297765 |
11 | a6558434a |
12 | 534399885 |
13 | 2a2475878 |
14 | 177739dc1 |
15 | d44a5c45 |
hex | 8751fea5 |
2270297765 has 8 divisors (see below), whose sum is σ = 2725801848. Its totient is φ = 1815275200.
The previous prime is 2270297717. The next prime is 2270297773. The reversal of 2270297765 is 5677920722.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 192487876 + 2077809889 = 13874^2 + 45583^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2270297765 - 216 = 2270232229 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109922 + ... + 128931.
It is an arithmetic number, because the mean of its divisors is an integer number (340725231).
Almost surely, 22270297765 is an apocalyptic number.
It is an amenable number.
2270297765 is a deficient number, since it is larger than the sum of its proper divisors (455504083).
2270297765 is a wasteful number, since it uses less digits than its factorization.
2270297765 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 240759.
The product of its (nonzero) digits is 740880, while the sum is 47.
The square root of 2270297765 is about 47647.6417569642. The cubic root of 2270297765 is about 1314.2992917599.
The spelling of 2270297765 in words is "two billion, two hundred seventy million, two hundred ninety-seven thousand, seven hundred sixty-five".
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