Base | Representation |
---|---|
bin | 1111110010000000010… |
… | …01111111111011000101 |
3 | 1220211121210102221212002 |
4 | 13321000021333323011 |
5 | 32341003003222440 |
6 | 1053034101035045 |
7 | 54114161003504 |
oct | 7710011777305 |
9 | 1824553387762 |
10 | 542242242245 |
11 | 199a66678300 |
12 | 8910b9b5a85 |
13 | 3c196901ca2 |
14 | 1c35d50683b |
15 | e1893cd115 |
hex | 7e4027fec5 |
542242242245 has 48 divisors (see below), whose sum is σ = 757933639344. Its totient is φ = 370846924800.
The previous prime is 542242242197. The next prime is 542242242299.
542242242245 is nontrivially palindromic in base 10.
It can be written as a sum of positive squares in 8 ways, for example, as 23977593409 + 518264648836 = 154847^2 + 719906^2 .
It is not a de Polignac number, because 542242242245 - 212 = 542242238149 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 542242242199 and 542242242208.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12495185 + ... + 12538505.
It is an arithmetic number, because the mean of its divisors is an integer number (15790284153).
Almost surely, 2542242242245 is an apocalyptic number.
542242242245 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
542242242245 is a deficient number, since it is larger than the sum of its proper divisors (215691397099).
542242242245 is a wasteful number, since it uses less digits than its factorization.
542242242245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44582 (or 44571 counting only the distinct ones).
The product of its digits is 409600, while the sum is 38.
It can be divided in two parts, 542242 and 242245, that added together give a palindrome (784487).
The spelling of 542242242245 in words is "five hundred forty-two billion, two hundred forty-two million, two hundred forty-two thousand, two hundred forty-five".
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