Base | Representation |
---|---|
bin | 10111110110010… |
… | …010001010101001 |
3 | 1000212212111110102 |
4 | 113312102022221 |
5 | 1304411344103 |
6 | 103411355145 |
7 | 12625563146 |
oct | 2766221251 |
9 | 1025774412 |
10 | 400106153 |
11 | 195938747 |
12 | b1bb2ab5 |
13 | 64b7aa05 |
14 | 3b1d13cd |
15 | 251d4e88 |
hex | 17d922a9 |
400106153 has 4 divisors (see below), whose sum is σ = 400154820. Its totient is φ = 400057488.
The previous prime is 400106149. The next prime is 400106173. The reversal of 400106153 is 351601004.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in 2 ways, for example, as 160073104 + 240033049 = 12652^2 + 15493^2 .
It is a cyclic number.
It is not a de Polignac number, because 400106153 - 22 = 400106149 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (400106173) 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, 8618 + ... + 29571.
It is an arithmetic number, because the mean of its divisors is an integer number (100038705).
Almost surely, 2400106153 is an apocalyptic number.
It is an amenable number.
400106153 is a deficient number, since it is larger than the sum of its proper divisors (48667).
400106153 is a wasteful number, since it uses less digits than its factorization.
400106153 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48666.
The product of its (nonzero) digits is 360, while the sum is 20.
The square root of 400106153 is about 20002.6536489537. The cubic root of 400106153 is about 736.8714724625.
Adding to 400106153 its reverse (351601004), we get a palindrome (751707157).
The spelling of 400106153 in words is "four hundred million, one hundred six thousand, one hundred fifty-three".
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