Base | Representation |
---|---|
bin | 1010000011110001… |
… | …11101101000000101 |
3 | 111221100211200220220 |
4 | 11001320331220011 |
5 | 42030001400241 |
6 | 2251513414553 |
7 | 250553542200 |
oct | 50170755005 |
9 | 14840750826 |
10 | 5400418821 |
11 | 2321439656 |
12 | 106870a459 |
13 | 680ab89c5 |
14 | 393334937 |
15 | 21919e166 |
hex | 141e3da05 |
5400418821 has 48 divisors (see below), whose sum is σ = 8554279104. Its totient is φ = 3021021696.
The previous prime is 5400418799. The next prime is 5400418823. The reversal of 5400418821 is 1288140045.
It is not a de Polignac number, because 5400418821 - 25 = 5400418789 is a prime.
It is a super-2 number, since 2×54004188212 = 58329046884422060082, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5400418823) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1376755 + ... + 1380671.
It is an arithmetic number, because the mean of its divisors is an integer number (178214148).
Almost surely, 25400418821 is an apocalyptic number.
It is an amenable number.
5400418821 is a deficient number, since it is larger than the sum of its proper divisors (3153860283).
5400418821 is a wasteful number, since it uses less digits than its factorization.
5400418821 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4130 (or 4123 counting only the distinct ones).
The product of its (nonzero) digits is 10240, while the sum is 33.
The square root of 5400418821 is about 73487.5419441962. The cubic root of 5400418821 is about 1754.4559987934.
Adding to 5400418821 its reverse (1288140045), we get a palindrome (6688558866).
The spelling of 5400418821 in words is "five billion, four hundred million, four hundred eighteen thousand, eight hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •