Base | Representation |
---|---|
bin | 1111000100100010… |
… | …0001010000011111 |
3 | 101102221101211220212 |
4 | 3301020201100133 |
5 | 31241124324211 |
6 | 1505234003035 |
7 | 202152354230 |
oct | 36110412037 |
9 | 11387354825 |
10 | 4045542431 |
11 | 179666a9a7 |
12 | 94aa1647b |
13 | 4c61a8bb8 |
14 | 2a540b087 |
15 | 18a26e38b |
hex | f122141f |
4045542431 has 8 divisors (see below), whose sum is σ = 4671142560. Its totient is φ = 3431858688.
The previous prime is 4045542421. The next prime is 4045542443. The reversal of 4045542431 is 1342455404.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 4045542431 - 210 = 4045541407 is a prime.
It is a super-2 number, since 2×40455424312 = 32732827122042779522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4045542421) 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, 2978366 + ... + 2979723.
It is an arithmetic number, because the mean of its divisors is an integer number (583892820).
Almost surely, 24045542431 is an apocalyptic number.
4045542431 is a deficient number, since it is larger than the sum of its proper divisors (625600129).
4045542431 is an equidigital number, since it uses as much as digits as its factorization.
4045542431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5958193.
The product of its (nonzero) digits is 38400, while the sum is 32.
The square root of 4045542431 is about 63604.5786952480. The cubic root of 4045542431 is about 1593.4028398462.
Adding to 4045542431 its reverse (1342455404), we get a palindrome (5387997835).
The spelling of 4045542431 in words is "four billion, forty-five million, five hundred forty-two thousand, four hundred thirty-one".
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