Base | Representation |
---|---|
bin | 10010010111001… |
… | …11100001010100 |
3 | 101201212001201011 |
4 | 21023213201110 |
5 | 303413243104 |
6 | 23141342004 |
7 | 3550215250 |
oct | 1113474124 |
9 | 351761634 |
10 | 154040404 |
11 | 79a51921 |
12 | 43707904 |
13 | 25bb4c8b |
14 | 1665b260 |
15 | d7cb904 |
hex | 92e7854 |
154040404 has 12 divisors (see below), whose sum is σ = 308080864. Its totient is φ = 66017304.
The previous prime is 154040401. The next prime is 154040461. The reversal of 154040404 is 404040451.
154040404 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (154040401) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2750694 + ... + 2750749.
Almost surely, 2154040404 is an apocalyptic number.
154040404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
154040404 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
154040404 is a wasteful number, since it uses less digits than its factorization.
154040404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5501454 (or 5501452 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 22.
The square root of 154040404 is about 12411.3014627798. The cubic root of 154040404 is about 536.0577135820.
Adding to 154040404 its reverse (404040451), we get a palindrome (558080855).
The spelling of 154040404 in words is "one hundred fifty-four million, forty thousand, four hundred four".
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