Base | Representation |
---|---|
bin | 11100111010011… |
… | …11100100011101 |
3 | 121220101122220020 |
4 | 32131033210131 |
5 | 444043000343 |
6 | 40022342353 |
7 | 6003421014 |
oct | 1635174435 |
9 | 556348806 |
10 | 242546973 |
11 | 114a03149 |
12 | 6928a9b9 |
13 | 3b333226 |
14 | 242d9a7b |
15 | 16460b83 |
hex | e74f91d |
242546973 has 16 divisors (see below), whose sum is σ = 343425600. Its totient is φ = 151739136.
The previous prime is 242546963. The next prime is 242546977. The reversal of 242546973 is 379645242.
It is not a de Polignac number, because 242546973 - 210 = 242545949 is a prime.
It is a super-2 number, since 2×2425469732 = 117658068222925458, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242546977) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10986 + ... + 24612.
It is an arithmetic number, because the mean of its divisors is an integer number (21464100).
Almost surely, 2242546973 is an apocalyptic number.
It is an amenable number.
242546973 is a deficient number, since it is larger than the sum of its proper divisors (100878627).
242546973 is a wasteful number, since it uses less digits than its factorization.
242546973 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13996.
The product of its digits is 362880, while the sum is 42.
The square root of 242546973 is about 15573.9196415032. The cubic root of 242546973 is about 623.6371138530.
The spelling of 242546973 in words is "two hundred forty-two million, five hundred forty-six thousand, nine hundred seventy-three".
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