Base | Representation |
---|---|
bin | 11100110111100… |
… | …00011001101010 |
3 | 121212122212011210 |
4 | 32123300121222 |
5 | 443443012122 |
6 | 40010133550 |
7 | 6000205362 |
oct | 1633603152 |
9 | 555585153 |
10 | 242157162 |
11 | 114767295 |
12 | 691212b6 |
13 | 3b227980 |
14 | 242379a2 |
15 | 163d540c |
hex | e6f066a |
242157162 has 32 divisors (see below), whose sum is σ = 529365312. Its totient is φ = 73396224.
The previous prime is 242157143. The next prime is 242157169. The reversal of 242157162 is 261751242.
It is a super-2 number, since 2×2421571622 = 117280182215788488, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (242157169) 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, 17943 + ... + 28394.
It is an arithmetic number, because the mean of its divisors is an integer number (16542666).
Almost surely, 2242157162 is an apocalyptic number.
242157162 is an abundant number, since it is smaller than the sum of its proper divisors (287208150).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
242157162 is a wasteful number, since it uses less digits than its factorization.
242157162 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46422.
The product of its digits is 6720, while the sum is 30.
The square root of 242157162 is about 15561.3997442389. The cubic root of 242157162 is about 623.3028405176.
The spelling of 242157162 in words is "two hundred forty-two million, one hundred fifty-seven thousand, one hundred sixty-two".
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