Base | Representation |
---|---|
bin | 111101101110100… |
… | …0101000101011000 |
3 | 12100100100220110220 |
4 | 1323131011011120 |
5 | 13220213024233 |
6 | 541305240040 |
7 | 102220040634 |
oct | 17335050530 |
9 | 5310326426 |
10 | 2071220568 |
11 | 97317173a |
12 | 499793020 |
13 | 270152601 |
14 | 159117dc4 |
15 | c1c7eeb3 |
hex | 7b745158 |
2071220568 has 64 divisors (see below), whose sum is σ = 5504254560. Its totient is φ = 647233536.
The previous prime is 2071220561. The next prime is 2071220573. The reversal of 2071220568 is 8650221702.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2071220561) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94980 + ... + 114732.
Almost surely, 22071220568 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 2071220568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2752127280).
2071220568 is an abundant number, since it is smaller than the sum of its proper divisors (3433033992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2071220568 is a wasteful number, since it uses less digits than its factorization.
2071220568 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20036 (or 20032 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 33.
The square root of 2071220568 is about 45510.6643326594. The cubic root of 2071220568 is about 1274.7023409720.
The spelling of 2071220568 in words is "two billion, seventy-one million, two hundred twenty thousand, five hundred sixty-eight".
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