Base | Representation |
---|---|
bin | 111011101001001… |
… | …0011111010101100 |
3 | 12011110210000020020 |
4 | 1313102103322230 |
5 | 13044312221001 |
6 | 530330322140 |
7 | 100410450306 |
oct | 16722237254 |
9 | 5143700206 |
10 | 2001288876 |
11 | 937747a54 |
12 | 47a289350 |
13 | 25b808c02 |
14 | 14db12976 |
15 | baa69736 |
hex | 77493eac |
2001288876 has 24 divisors (see below), whose sum is σ = 4703763120. Its totient is φ = 662226432.
The previous prime is 2001288871. The next prime is 2001288889. The reversal of 2001288876 is 6788821002.
It is not an unprimeable number, because it can be changed into a prime (2001288871) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 607021 + ... + 610308.
It is an arithmetic number, because the mean of its divisors is an integer number (195990130).
Almost surely, 22001288876 is an apocalyptic number.
It is an amenable number.
2001288876 is an abundant number, since it is smaller than the sum of its proper divisors (2702474244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2001288876 is a wasteful number, since it uses less digits than its factorization.
2001288876 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1217473 (or 1217471 counting only the distinct ones).
The product of its (nonzero) digits is 86016, while the sum is 42.
The square root of 2001288876 is about 44735.7673008969. The cubic root of 2001288876 is about 1260.1916387778.
The spelling of 2001288876 in words is "two billion, one million, two hundred eighty-eight thousand, eight hundred seventy-six".
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