Base | Representation |
---|---|
bin | 1010010011010000… |
… | …0011100001111111 |
3 | 21010201001002222100 |
4 | 2210310003201333 |
5 | 21130332000000 |
6 | 1134213520143 |
7 | 125344020240 |
oct | 24464034177 |
9 | 7121032870 |
10 | 2765109375 |
11 | 1199917666 |
12 | 652043053 |
13 | 350b321c2 |
14 | 1c3340cc7 |
15 | 112b46a00 |
hex | a4d0387f |
2765109375 has 126 divisors (see below), whose sum is σ = 5815394312. Its totient is φ = 1240200000.
The previous prime is 2765109341. The next prime is 2765109379. The reversal of 2765109375 is 5739015672.
2765109375 is a `hidden beast` number, since 276 + 5 + 1 + 0 + 9 + 375 = 666.
2765109375 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2765109375 - 212 = 2765105279 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 2765109375.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2765109379) by changing a digit.
It is a polite number, since it can be written in 125 ways as a sum of consecutive naturals, for example, 52171849 + ... + 52171901.
Almost surely, 22765109375 is an apocalyptic number.
2765109375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
2765109375 is an abundant number, since it is smaller than the sum of its proper divisors (3050284937).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2765109375 is an frugal number, since it uses more digits than its factorization.
2765109375 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 149 (or 68 counting only the distinct ones).
The product of its (nonzero) digits is 396900, while the sum is 45.
The square root of 2765109375 is about 52584.3073074087. The cubic root of 2765109375 is about 1403.5808629677.
The spelling of 2765109375 in words is "two billion, seven hundred sixty-five million, one hundred nine thousand, three hundred seventy-five".
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