Base | Representation |
---|---|
bin | 100000010100011… |
… | …001000101011101 |
3 | 1101210021110021010 |
4 | 200110121011131 |
5 | 2102301412131 |
6 | 125445325433 |
7 | 16302523146 |
oct | 4024310535 |
9 | 1353243233 |
10 | 542216541 |
11 | 259081349 |
12 | 131706879 |
13 | 884467b9 |
14 | 52024acd |
15 | 32906b46 |
hex | 2051915d |
542216541 has 8 divisors (see below), whose sum is σ = 739768480. Its totient is φ = 353071152.
The previous prime is 542216503. The next prime is 542216551. The reversal of 542216541 is 145612245.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 542216541 - 210 = 542215517 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 542216499 and 542216508.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (542216551) 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, 2101486 + ... + 2101743.
It is an arithmetic number, because the mean of its divisors is an integer number (92471060).
Almost surely, 2542216541 is an apocalyptic number.
It is an amenable number.
542216541 is a deficient number, since it is larger than the sum of its proper divisors (197551939).
542216541 is a wasteful number, since it uses less digits than its factorization.
542216541 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4203275.
The product of its digits is 9600, while the sum is 30.
The square root of 542216541 is about 23285.5436054218. The cubic root of 542216541 is about 815.4379524806.
Adding to 542216541 its reverse (145612245), we get a palindrome (687828786).
The spelling of 542216541 in words is "five hundred forty-two million, two hundred sixteen thousand, five hundred forty-one".
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