Base | Representation |
---|---|
bin | 110111001001000001000001… |
… | …101010110001111101001011 |
3 | 1011210122221012200000100212211 |
4 | 313021001001222301331023 |
5 | 223241304323043310201 |
6 | 2215440311544045551 |
7 | 102036631532611405 |
oct | 6711010152617513 |
9 | 1153587180010784 |
10 | 242512135135051 |
11 | 702a9901007231 |
12 | 232485874638b7 |
13 | a541a47396152 |
14 | 43c5915729b75 |
15 | 1d0846ce32651 |
hex | dc9041ab1f4b |
242512135135051 has 32 divisors (see below), whose sum is σ = 256758644736000. Its totient is φ = 228585750595488.
The previous prime is 242512135135037. The next prime is 242512135135057. The reversal of 242512135135051 is 150531531215242.
It is not a de Polignac number, because 242512135135051 - 243 = 233716042112843 is a prime.
It is a super-2 number, since 2×2425121351350512 (a number of 30 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 242512135134995 and 242512135135013.
It is not an unprimeable number, because it can be changed into a prime (242512135135057) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7200676030 + ... + 7200709708.
It is an arithmetic number, because the mean of its divisors is an integer number (8023707648000).
Almost surely, 2242512135135051 is an apocalyptic number.
242512135135051 is a deficient number, since it is larger than the sum of its proper divisors (14246509600949).
242512135135051 is a wasteful number, since it uses less digits than its factorization.
242512135135051 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41383.
The product of its (nonzero) digits is 180000, while the sum is 40.
The spelling of 242512135135051 in words is "two hundred forty-two trillion, five hundred twelve billion, one hundred thirty-five million, one hundred thirty-five thousand, fifty-one".
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