Base | Representation |
---|---|
bin | 10010010110111… |
… | …11000011100010 |
3 | 101201210022010221 |
4 | 21023133003202 |
5 | 303411140410 |
6 | 23140513254 |
7 | 3550012204 |
oct | 1113370342 |
9 | 351708127 |
10 | 154005730 |
11 | 79a2886a |
12 | 436ab82a |
13 | 25ba2268 |
14 | 1664c774 |
15 | d7c14da |
hex | 92df0e2 |
154005730 has 16 divisors (see below), whose sum is σ = 278873280. Its totient is φ = 61232752.
The previous prime is 154005707. The next prime is 154005739. The reversal of 154005730 is 37500451.
154005730 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 a junction number, because it is equal to n+sod(n) for n = 154005695 and 154005704.
It is not an unprimeable number, because it can be changed into a prime (154005739) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44440 + ... + 47779.
It is an arithmetic number, because the mean of its divisors is an integer number (17429580).
Almost surely, 2154005730 is an apocalyptic number.
154005730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
154005730 is a deficient number, since it is larger than the sum of its proper divisors (124867550).
154005730 is a wasteful number, since it uses less digits than its factorization.
154005730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92393.
The product of its (nonzero) digits is 2100, while the sum is 25.
The square root of 154005730 is about 12409.9045121226. The cubic root of 154005730 is about 536.0174889408.
The spelling of 154005730 in words is "one hundred fifty-four million, five thousand, seven hundred thirty".
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