Base | Representation |
---|---|
bin | 10010011001100… |
… | …00110000111101 |
3 | 101202102022020121 |
4 | 21030300300331 |
5 | 304002343123 |
6 | 23152014541 |
7 | 3552605023 |
oct | 1114606075 |
9 | 352368217 |
10 | 154340413 |
11 | 7a137267 |
12 | 43831451 |
13 | 25c8b6b6 |
14 | 166d8713 |
15 | d83a75d |
hex | 9330c3d |
154340413 has 4 divisors (see below), whose sum is σ = 159319168. Its totient is φ = 149361660.
The previous prime is 154340411. The next prime is 154340437. The reversal of 154340413 is 314043451.
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, and also an emirpimes, since its reverse is a distinct semiprime: 314043451 = 769 ⋅408379.
It is a cyclic number.
It is not a de Polignac number, because 154340413 - 21 = 154340411 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (154340411) 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, 2489331 + ... + 2489392.
It is an arithmetic number, because the mean of its divisors is an integer number (39829792).
Almost surely, 2154340413 is an apocalyptic number.
It is an amenable number.
154340413 is a deficient number, since it is larger than the sum of its proper divisors (4978755).
154340413 is an equidigital number, since it uses as much as digits as its factorization.
154340413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4978754.
The product of its (nonzero) digits is 2880, while the sum is 25.
The square root of 154340413 is about 12423.3817054778. The cubic root of 154340413 is about 536.4054964614.
Adding to 154340413 its reverse (314043451), we get a palindrome (468383864).
The spelling of 154340413 in words is "one hundred fifty-four million, three hundred forty thousand, four hundred thirteen".
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