Base | Representation |
---|---|
bin | 1001000101010011… |
… | …0001111111010010 |
3 | 20021220210112201221 |
4 | 2101110301333102 |
5 | 14443131101304 |
6 | 1041533515254 |
7 | 114263611261 |
oct | 22124617722 |
9 | 6256715657 |
10 | 2438143954 |
11 | 10412a5704 |
12 | 580642b2a |
13 | 2cb18273c |
14 | 191b4c5d8 |
15 | e40ad054 |
hex | 91531fd2 |
2438143954 has 16 divisors (see below), whose sum is σ = 3850999200. Its totient is φ = 1154520864.
The previous prime is 2438143951. The next prime is 2438143997. The reversal of 2438143954 is 4593418342.
2438143954 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 2438143954.
It is not an unprimeable number, because it can be changed into a prime (2438143951) 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, 125742 + ... + 143830.
It is an arithmetic number, because the mean of its divisors is an integer number (240687450).
Almost surely, 22438143954 is an apocalyptic number.
2438143954 is a deficient number, since it is larger than the sum of its proper divisors (1412855246).
2438143954 is a wasteful number, since it uses less digits than its factorization.
2438143954 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21657.
The product of its digits is 414720, while the sum is 43.
The square root of 2438143954 is about 49377.5652903219. The cubic root of 2438143954 is about 1345.9216568190.
The spelling of 2438143954 in words is "two billion, four hundred thirty-eight million, one hundred forty-three thousand, nine hundred fifty-four".
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