Base | Representation |
---|---|
bin | 1000100100110101010010… |
… | …1110011110000111110000 |
3 | 1020101101120111012001210211 |
4 | 2021031110232132013300 |
5 | 2213440313404322424 |
6 | 32015322031233504 |
7 | 1662133206266200 |
oct | 211152456360760 |
9 | 36341514161724 |
10 | 9428874682864 |
11 | 3005843a4809a |
12 | 1083467078894 |
13 | 5351a66b9aa0 |
14 | 248507a84400 |
15 | 115400016b94 |
hex | 89354b9e1f0 |
9428874682864 has 240 divisors, whose sum is σ = 25137671086080. Its totient is φ = 3380138657280.
The previous prime is 9428874682811. The next prime is 9428874682867. The reversal of 9428874682864 is 4682864788249.
It is a Harshad number since it is a multiple of its sum of digits (76).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9428874682867) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3395409 + ... + 5512399.
It is an arithmetic number, because the mean of its divisors is an integer number (104740296192).
Almost surely, 29428874682864 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 9428874682864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12568835543040).
9428874682864 is an abundant number, since it is smaller than the sum of its proper divisors (15708796403216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9428874682864 is a wasteful number, since it uses less digits than its factorization.
9428874682864 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2117068 (or 2117055 counting only the distinct ones).
The product of its digits is 2378170368, while the sum is 76.
The spelling of 9428874682864 in words is "nine trillion, four hundred twenty-eight billion, eight hundred seventy-four million, six hundred eighty-two thousand, eight hundred sixty-four".
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