Base | Representation |
---|---|
bin | 111101001111011… |
… | …1000010110100110 |
3 | 12022012200112010021 |
4 | 1322132320112212 |
5 | 13202024243434 |
6 | 535523545354 |
7 | 101631331162 |
oct | 17236702646 |
9 | 5265615107 |
10 | 2054915494 |
11 | 964a45475 |
12 | 49422b25a |
13 | 269963c38 |
14 | 156cb1ca2 |
15 | c060dcb4 |
hex | 7a7b85a6 |
2054915494 has 32 divisors (see below), whose sum is σ = 3316432896. Its totient is φ = 951488640.
The previous prime is 2054915483. The next prime is 2054915497. The reversal of 2054915494 is 4945194502.
It is a self number, because there is not a number n which added to its sum of digits gives 2054915494.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2054915497) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 763419 + ... + 766105.
It is an arithmetic number, because the mean of its divisors is an integer number (103638528).
Almost surely, 22054915494 is an apocalyptic number.
2054915494 is a deficient number, since it is larger than the sum of its proper divisors (1261517402).
2054915494 is a wasteful number, since it uses less digits than its factorization.
2054915494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3060.
The product of its (nonzero) digits is 259200, while the sum is 43.
The square root of 2054915494 is about 45331.1757403225. The cubic root of 2054915494 is about 1271.3486188486.
The spelling of 2054915494 in words is "two billion, fifty-four million, nine hundred fifteen thousand, four hundred ninety-four".
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