Base | Representation |
---|---|
bin | 11110010010110… |
… | …11100011100100 |
3 | 122201012011101012 |
4 | 33021123203210 |
5 | 1010024133104 |
6 | 41114521352 |
7 | 6204033653 |
oct | 1711334344 |
9 | 581164335 |
10 | 254130404 |
11 | 1204a4a30 |
12 | 71136258 |
13 | 4085a728 |
14 | 25a7319a |
15 | 1749cd6e |
hex | f25b8e4 |
254130404 has 24 divisors (see below), whose sum is σ = 506253888. Its totient is φ = 110491040.
The previous prime is 254130391. The next prime is 254130421. The reversal of 254130404 is 404031452.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a self number, because there is not a number n which added to its sum of digits gives 254130404.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124547 + ... + 126570.
It is an arithmetic number, because the mean of its divisors is an integer number (21093912).
Almost surely, 2254130404 is an apocalyptic number.
It is an amenable number.
254130404 is a deficient number, since it is larger than the sum of its proper divisors (252123484).
254130404 is a wasteful number, since it uses less digits than its factorization.
254130404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 251155 (or 251153 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 254130404 is about 15941.4680628856. The cubic root of 254130404 is about 633.4109141035.
Adding to 254130404 its reverse (404031452), we get a palindrome (658161856).
The spelling of 254130404 in words is "two hundred fifty-four million, one hundred thirty thousand, four hundred four".
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