Base | Representation |
---|---|
bin | 10011000101000000… |
… | …01110100110010001 |
3 | 222102211011110101200 |
4 | 21202200032212101 |
5 | 131434043101121 |
6 | 4412205221413 |
7 | 511551145164 |
oct | 114240164621 |
9 | 28384143350 |
10 | 10242550161 |
11 | 438671a598 |
12 | 1b9a261869 |
13 | c73021c8c |
14 | 6d245dadb |
15 | 3ee31ea26 |
hex | 26280e991 |
10242550161 has 24 divisors (see below), whose sum is σ = 15111393024. Its totient is φ = 6683545440.
The previous prime is 10242550121. The next prime is 10242550189. The reversal of 10242550161 is 16105524201.
10242550161 is a `hidden beast` number, since 10 + 2 + 42 + 550 + 1 + 61 = 666.
It is not a de Polignac number, because 10242550161 - 219 = 10242025873 is a prime.
It is a super-2 number, since 2×102425501612 (a number of 21 digits) contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (10242550121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40576 + ... + 148766.
It is an arithmetic number, because the mean of its divisors is an integer number (629641376).
Almost surely, 210242550161 is an apocalyptic number.
It is an amenable number.
10242550161 is a deficient number, since it is larger than the sum of its proper divisors (4868842863).
10242550161 is a wasteful number, since it uses less digits than its factorization.
10242550161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 108421 (or 108418 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 27.
The spelling of 10242550161 in words is "ten billion, two hundred forty-two million, five hundred fifty thousand, one hundred sixty-one".
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