Base | Representation |
---|---|
bin | 11110010011011… |
… | …11100000100010 |
3 | 122201100022111002 |
4 | 33021233200202 |
5 | 1010034242010 |
6 | 41120352002 |
7 | 6204524144 |
oct | 1711574042 |
9 | 581308432 |
10 | 254212130 |
11 | 120550377 |
12 | 71175602 |
13 | 408889a3 |
14 | 25a94c94 |
15 | 174b71a5 |
hex | f26f822 |
254212130 has 32 divisors (see below), whose sum is σ = 469497600. Its totient is φ = 99050112.
The previous prime is 254212129. The next prime is 254212139. The reversal of 254212130 is 31212452.
254212130 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (254212139) 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, 244151 + ... + 245189.
It is an arithmetic number, because the mean of its divisors is an integer number (14671800).
Almost surely, 2254212130 is an apocalyptic number.
254212130 is a deficient number, since it is larger than the sum of its proper divisors (215285470).
254212130 is a wasteful number, since it uses less digits than its factorization.
254212130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1658.
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 254212130 is about 15944.0311715701. The cubic root of 254212130 is about 633.4788065338.
Adding to 254212130 its reverse (31212452), we get a palindrome (285424582).
The spelling of 254212130 in words is "two hundred fifty-four million, two hundred twelve thousand, one hundred thirty".
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