Base | Representation |
---|---|
bin | 10010011000100… |
… | …01101011111001 |
3 | 101202011211121210 |
4 | 21030101223321 |
5 | 303434304423 |
6 | 23145153333 |
7 | 3551534625 |
oct | 1114215371 |
9 | 352154553 |
10 | 154213113 |
11 | 7a05a65a |
12 | 4378b849 |
13 | 25c45782 |
14 | 166a4185 |
15 | d812b93 |
hex | 9311af9 |
154213113 has 4 divisors (see below), whose sum is σ = 205617488. Its totient is φ = 102808740.
The previous prime is 154213099. The next prime is 154213121. The reversal of 154213113 is 311312451.
154213113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 154213113 - 28 = 154212857 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 154213113.
It is not an unprimeable number, because it can be changed into a prime (154263113) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25702183 + ... + 25702188.
It is an arithmetic number, because the mean of its divisors is an integer number (51404372).
Almost surely, 2154213113 is an apocalyptic number.
It is an amenable number.
154213113 is a deficient number, since it is larger than the sum of its proper divisors (51404375).
154213113 is an equidigital number, since it uses as much as digits as its factorization.
154213113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51404374.
The product of its digits is 360, while the sum is 21.
The square root of 154213113 is about 12418.2572448794. The cubic root of 154213113 is about 536.2579801139.
Adding to 154213113 its reverse (311312451), we get a palindrome (465525564).
The spelling of 154213113 in words is "one hundred fifty-four million, two hundred thirteen thousand, one hundred thirteen".
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