Base | Representation |
---|---|
bin | 100000010101101111111000… |
… | …000010000111110101111101 |
3 | 200122121020122212020211021100 |
4 | 200111233320002013311331 |
5 | 122120312120322004041 |
6 | 1222300251424123313 |
7 | 41646631430310546 |
oct | 4025577002076575 |
9 | 618536585224240 |
10 | 142232003313021 |
11 | 41357287986a56 |
12 | 13b51622166539 |
13 | 61495606c333b |
14 | 271a0cc3854cd |
15 | 1169baa3816b6 |
hex | 815bf8087d7d |
142232003313021 has 6 divisors (see below), whose sum is σ = 205446227007710. Its totient is φ = 94821335542008.
The previous prime is 142232003313011. The next prime is 142232003313041. The reversal of 142232003313021 is 120313300232241.
142232003313021 is a `hidden beast` number, since 1 + 4 + 2 + 2 + 3 + 20 + 0 + 331 + 302 + 1 = 666.
It can be written as a sum of positive squares in only one way, i.e., 129240404876025 + 12991598436996 = 11368395^2 + 3604386^2 .
It is not a de Polignac number, because 142232003313021 - 218 = 142232003050877 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142232003313011) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7901777961826 + ... + 7901777961843.
Almost surely, 2142232003313021 is an apocalyptic number.
It is an amenable number.
142232003313021 is a deficient number, since it is larger than the sum of its proper divisors (63214223694689).
142232003313021 is a wasteful number, since it uses less digits than its factorization.
142232003313021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15803555923675 (or 15803555923672 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 27.
Adding to 142232003313021 its reverse (120313300232241), we get a palindrome (262545303545262).
The spelling of 142232003313021 in words is "one hundred forty-two trillion, two hundred thirty-two billion, three million, three hundred thirteen thousand, twenty-one".
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