Base | Representation |
---|---|
bin | 100000010100010… |
… | …111001000101010 |
3 | 1101210021001022022 |
4 | 200110113020222 |
5 | 2102301133204 |
6 | 125445224442 |
7 | 16302460646 |
oct | 4024271052 |
9 | 1353231268 |
10 | 542208554 |
11 | 259076348 |
12 | 131702122 |
13 | 88442c84 |
14 | 52021c26 |
15 | 329045be |
hex | 2051722a |
542208554 has 4 divisors (see below), whose sum is σ = 813312834. Its totient is φ = 271104276.
The previous prime is 542208551. The next prime is 542208587. The reversal of 542208554 is 455802245.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 455802245 = 5 ⋅91160449.
It can be written as a sum of positive squares in only one way, i.e., 474063529 + 68145025 = 21773^2 + 8255^2 .
It is not an unprimeable number, because it can be changed into a prime (542208551) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135552137 + ... + 135552140.
Almost surely, 2542208554 is an apocalyptic number.
542208554 is a deficient number, since it is larger than the sum of its proper divisors (271104280).
542208554 is a wasteful number, since it uses less digits than its factorization.
542208554 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 271104279.
The product of its (nonzero) digits is 64000, while the sum is 35.
The square root of 542208554 is about 23285.3721035332. The cubic root of 542208554 is about 815.4339485852.
The spelling of 542208554 in words is "five hundred forty-two million, two hundred eight thousand, five hundred fifty-four".
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