Base | Representation |
---|---|
bin | 10010010111001… |
… | …11100001011100 |
3 | 101201212001201110 |
4 | 21023213201130 |
5 | 303413243122 |
6 | 23141342020 |
7 | 3550215261 |
oct | 1113474134 |
9 | 351761643 |
10 | 154040412 |
11 | 79a51929 |
12 | 43707910 |
13 | 25bb4c96 |
14 | 1665b268 |
15 | d7cb90c |
hex | 92e785c |
154040412 has 24 divisors (see below), whose sum is σ = 361418512. Its totient is φ = 51062400.
The previous prime is 154040401. The next prime is 154040461. The reversal of 154040412 is 214040451.
It is a happy number.
154040412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
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, 33289 + ... + 37632.
Almost surely, 2154040412 is an apocalyptic number.
154040412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
154040412 is an abundant number, since it is smaller than the sum of its proper divisors (207378100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
154040412 is a wasteful number, since it uses less digits than its factorization.
154040412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71109 (or 71107 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 21.
The square root of 154040412 is about 12411.3017850667. The cubic root of 154040412 is about 536.0577228620.
Adding to 154040412 its reverse (214040451), we get a palindrome (368080863).
The spelling of 154040412 in words is "one hundred fifty-four million, forty thousand, four hundred twelve".
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