Base | Representation |
---|---|
bin | 100111111101001101010… |
… | …010110011000011010000 |
3 | 100201111100012010200112110 |
4 | 213331031102303003100 |
5 | 324441324401003342 |
6 | 5501221101225320 |
7 | 402243003231525 |
oct | 47751522630320 |
9 | 10644305120473 |
10 | 2745780875472 |
11 | 96952a7a3858 |
12 | 384198562240 |
13 | 16bc0662a52b |
14 | 96c7a01114c |
15 | 4b65631dc9c |
hex | 27f4d4b30d0 |
2745780875472 has 40 divisors (see below), whose sum is σ = 7144297978720. Its totient is φ = 908675683200.
The previous prime is 2745780875441. The next prime is 2745780875473.
2745780875472 is nontrivially palindromic in base 10.
2745780875472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×27457808754722 (a number of 26 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2745780875473) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205762279 + ... + 205775622.
It is an arithmetic number, because the mean of its divisors is an integer number (178607449468).
Almost surely, 22745780875472 is an apocalyptic number.
It is an amenable number.
2745780875472 is an abundant number, since it is smaller than the sum of its proper divisors (4398517103248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2745780875472 is a wasteful number, since it uses less digits than its factorization.
2745780875472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 411538051 (or 411538045 counting only the distinct ones).
The product of its (nonzero) digits is 245862400, while the sum is 66.
The spelling of 2745780875472 in words is "two trillion, seven hundred forty-five billion, seven hundred eighty million, eight hundred seventy-five thousand, four hundred seventy-two".
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