Base | Representation |
---|---|
bin | 1110000111111111010… |
… | …0111011001110100101 |
3 | 212012100120202220001200 |
4 | 3201333310323032211 |
5 | 12433433130432333 |
6 | 303251104513113 |
7 | 23350260222462 |
oct | 3417764731645 |
9 | 765316686050 |
10 | 242662749093 |
11 | 93a04883026 |
12 | 3b04331b799 |
13 | 19b62c449cb |
14 | ba60186669 |
15 | 64a3ad3c13 |
hex | 387fd3b3a5 |
242662749093 has 24 divisors (see below), whose sum is σ = 351793143000. Its totient is φ = 161185296384.
The previous prime is 242662749089. The next prime is 242662749097. The reversal of 242662749093 is 390947266242.
242662749093 is a `hidden beast` number, since 2 + 4 + 2 + 6 + 62 + 7 + 490 + 93 = 666.
It is an interprime number because it is at equal distance from previous prime (242662749089) and next prime (242662749097).
It can be written as a sum of positive squares in 4 ways, for example, as 82373018049 + 160289731044 = 287007^2 + 400362^2 .
It is not a de Polignac number, because 242662749093 - 22 = 242662749089 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242662749097) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2822721 + ... + 2907417.
It is an arithmetic number, because the mean of its divisors is an integer number (14658047625).
Almost surely, 2242662749093 is an apocalyptic number.
It is an amenable number.
242662749093 is a deficient number, since it is larger than the sum of its proper divisors (109130393907).
242662749093 is a wasteful number, since it uses less digits than its factorization.
242662749093 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85861 (or 85858 counting only the distinct ones).
The product of its (nonzero) digits is 7838208, while the sum is 54.
The spelling of 242662749093 in words is "two hundred forty-two billion, six hundred sixty-two million, seven hundred forty-nine thousand, ninety-three".
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