Base | Representation |
---|---|
bin | 1011101101011001… |
… | …0110011000100000 |
3 | 22010001111000101122 |
4 | 2323112112120200 |
5 | 22414124320430 |
6 | 1235521351412 |
7 | 140614513160 |
oct | 27326263040 |
9 | 8101430348 |
10 | 3143198240 |
11 | 13732873a6 |
12 | 738798568 |
13 | 3b1271520 |
14 | 21b6405a0 |
15 | 135e2cee5 |
hex | bb596620 |
3143198240 has 192 divisors, whose sum is σ = 9291905280. Its totient is φ = 978186240.
The previous prime is 3143198183. The next prime is 3143198249. The reversal of 3143198240 is 428913413.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a self number, because there is not a number n which added to its sum of digits gives 3143198240.
It is not an unprimeable number, because it can be changed into a prime (3143198249) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 886391 + ... + 889929.
It is an arithmetic number, because the mean of its divisors is an integer number (48395340).
Almost surely, 23143198240 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 3143198240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4645952640).
3143198240 is an abundant number, since it is smaller than the sum of its proper divisors (6148707040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3143198240 is a wasteful number, since it uses less digits than its factorization.
3143198240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3635 (or 3627 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 35.
The square root of 3143198240 is about 56064.2331616156. The cubic root of 3143198240 is about 1464.8413500266.
The spelling of 3143198240 in words is "three billion, one hundred forty-three million, one hundred ninety-eight thousand, two hundred forty".
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