Base | Representation |
---|---|
bin | 111111110011100… |
… | …0000111011110000 |
3 | 12112012112201011010 |
4 | 1333213000323300 |
5 | 13341034340442 |
6 | 552235350520 |
7 | 104024431500 |
oct | 17747007360 |
9 | 5465481133 |
10 | 2140933872 |
11 | 9a9557340 |
12 | 4b8bb2440 |
13 | 28172079c |
14 | 1644a3a00 |
15 | c7e50b9c |
hex | 7f9c0ef0 |
2140933872 has 240 divisors, whose sum is σ = 7110294912. Its totient is φ = 548835840.
The previous prime is 2140933871. The next prime is 2140933877. The reversal of 2140933872 is 2783390412.
It is a self number, because there is not a number n which added to its sum of digits gives 2140933872.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2140933871) 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, 2146878 + ... + 2147874.
Almost surely, 22140933872 is an apocalyptic number.
2140933872 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2140933872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3555147456).
2140933872 is an abundant number, since it is smaller than the sum of its proper divisors (4969361040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2140933872 is a wasteful number, since it uses less digits than its factorization.
2140933872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1116 (or 1103 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 39.
The square root of 2140933872 is about 46270.2266257688. The cubic root of 2140933872 is about 1288.8461673557.
The spelling of 2140933872 in words is "two billion, one hundred forty million, nine hundred thirty-three thousand, eight hundred seventy-two".
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