Base | Representation |
---|---|
bin | 1101111000000011000… |
… | …0100010001010011100 |
3 | 211210022100102211100200 |
4 | 3132000300202022130 |
5 | 12401202123022042 |
6 | 301302315423500 |
7 | 23136235350636 |
oct | 3360060421234 |
9 | 753270384320 |
10 | 238383407772 |
11 | 92109245604 |
12 | 3a24a154b90 |
13 | 196304a9693 |
14 | b775ab9a56 |
15 | 6303080c4c |
hex | 3780c2229c |
238383407772 has 18 divisors (see below), whose sum is σ = 602580280848. Its totient is φ = 79461135912.
The previous prime is 238383407771. The next prime is 238383407797. The reversal of 238383407772 is 277704383832.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (238383407771) 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, 3310880628 + ... + 3310880699.
Almost surely, 2238383407772 is an apocalyptic number.
It is an amenable number.
238383407772 is an abundant number, since it is smaller than the sum of its proper divisors (364196873076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
238383407772 is a wasteful number, since it uses less digits than its factorization.
238383407772 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6621761337 (or 6621761332 counting only the distinct ones).
The product of its (nonzero) digits is 9483264, while the sum is 54.
The spelling of 238383407772 in words is "two hundred thirty-eight billion, three hundred eighty-three million, four hundred seven thousand, seven hundred seventy-two".
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