Base | Representation |
---|---|
bin | 1001011101111011… |
… | …1000100111010110 |
3 | 20120010012022222201 |
4 | 2113132320213112 |
5 | 20201103041310 |
6 | 1100104115114 |
7 | 116660006134 |
oct | 22736704726 |
9 | 6503168881 |
10 | 2541455830 |
11 | 1094649421 |
12 | 5ab165a9a |
13 | 3166b5824 |
14 | 1a1762754 |
15 | ed1b8e3a |
hex | 977b89d6 |
2541455830 has 16 divisors (see below), whose sum is σ = 4575209184. Its totient is φ = 1016451520.
The previous prime is 2541455821. The next prime is 2541455831. The reversal of 2541455830 is 385541452.
It is a self number, because there is not a number n which added to its sum of digits gives 2541455830.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2541455831) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117135 + ... + 137125.
It is an arithmetic number, because the mean of its divisors is an integer number (285950574).
Almost surely, 22541455830 is an apocalyptic number.
2541455830 is a deficient number, since it is larger than the sum of its proper divisors (2033753354).
2541455830 is a wasteful number, since it uses less digits than its factorization.
2541455830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32711.
The product of its (nonzero) digits is 96000, while the sum is 37.
The square root of 2541455830 is about 50412.8538172558. The cubic root of 2541455830 is about 1364.6696155055.
The spelling of 2541455830 in words is "two billion, five hundred forty-one million, four hundred fifty-five thousand, eight hundred thirty".
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