Base | Representation |
---|---|
bin | 10010010111011… |
… | …10010100010011 |
3 | 101201220110220020 |
4 | 21023232110103 |
5 | 303420140433 |
6 | 23142114523 |
7 | 3550362360 |
oct | 1113562423 |
9 | 351813806 |
10 | 154068243 |
11 | 79a7082a |
12 | 4371ba43 |
13 | 25bc4854 |
14 | 16667467 |
15 | d7d4cb3 |
hex | 92ee513 |
154068243 has 16 divisors (see below), whose sum is σ = 235760640. Its totient is φ = 87667776.
The previous prime is 154068241. The next prime is 154068251. The reversal of 154068243 is 342860451.
154068243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 154068243 - 21 = 154068241 is a prime.
It is a super-2 number, since 2×1540682432 = 47474047002214098, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (154068241) 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, 10330 + ... + 20367.
It is an arithmetic number, because the mean of its divisors is an integer number (14735040).
Almost surely, 2154068243 is an apocalyptic number.
154068243 is a deficient number, since it is larger than the sum of its proper divisors (81692397).
154068243 is a wasteful number, since it uses less digits than its factorization.
154068243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30946.
The product of its (nonzero) digits is 23040, while the sum is 33.
The square root of 154068243 is about 12412.4229302743. The cubic root of 154068243 is about 536.0900047026.
The spelling of 154068243 in words is "one hundred fifty-four million, sixty-eight thousand, two hundred forty-three".
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