Base | Representation |
---|---|
bin | 100000010001011… |
… | …001010110110100 |
3 | 1101201210120000011 |
4 | 200101121112310 |
5 | 2102101244340 |
6 | 125420430004 |
7 | 16263042451 |
oct | 4021312664 |
9 | 1351716004 |
10 | 541431220 |
11 | 258695320 |
12 | 1313a8304 |
13 | 88230205 |
14 | 51c9c828 |
15 | 327ee0ea |
hex | 204595b4 |
541431220 has 48 divisors (see below), whose sum is σ = 1305662400. Its totient is φ = 186520320.
The previous prime is 541431203. The next prime is 541431223. The reversal of 541431220 is 22134145.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 541431191 and 541431200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (541431223) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60585 + ... + 68944.
It is an arithmetic number, because the mean of its divisors is an integer number (27201300).
Almost surely, 2541431220 is an apocalyptic number.
It is an amenable number.
541431220 is an abundant number, since it is smaller than the sum of its proper divisors (764231180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
541431220 is a wasteful number, since it uses less digits than its factorization.
541431220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129568 (or 129566 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 22.
The square root of 541431220 is about 23268.6746506972. The cubic root of 541431220 is about 815.0440815732.
Adding to 541431220 its reverse (22134145), we get a palindrome (563565365).
The spelling of 541431220 in words is "five hundred forty-one million, four hundred thirty-one thousand, two hundred twenty".
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