Base | Representation |
---|---|
bin | 1110000111010100000… |
… | …1000111100001000001 |
3 | 212011212221112012002012 |
4 | 3201311001013201001 |
5 | 12433100214131102 |
6 | 303221105502305 |
7 | 23342625566555 |
oct | 3416501074101 |
9 | 764787465065 |
10 | 242481395777 |
11 | 93921476655 |
12 | 3abb2641995 |
13 | 19b344b8b5a |
14 | ba44059865 |
15 | 6492c0e752 |
hex | 3875047841 |
242481395777 has 8 divisors (see below), whose sum is σ = 243753693960. Its totient is φ = 241209262080.
The previous prime is 242481395759. The next prime is 242481395791. The reversal of 242481395777 is 777593184242.
It is a happy number.
It is a Cunningham number, because it is equal to 4924242+1.
It can be written as a sum of positive squares in 4 ways, for example, as 58750003456 + 183731392321 = 242384^2 + 428639^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 242481395777 - 28 = 242481395521 is a prime.
It is a super-2 number, since 2×2424813957772 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (242481394777) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3900377 + ... + 3962057.
It is an arithmetic number, because the mean of its divisors is an integer number (30469211745).
Almost surely, 2242481395777 is an apocalyptic number.
It is an amenable number.
242481395777 is a deficient number, since it is larger than the sum of its proper divisors (1272298183).
242481395777 is a wasteful number, since it uses less digits than its factorization.
242481395777 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82243.
The product of its digits is 23708160, while the sum is 59.
The spelling of 242481395777 in words is "two hundred forty-two billion, four hundred eighty-one million, three hundred ninety-five thousand, seven hundred seventy-seven".
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