Base | Representation |
---|---|
bin | 111100001100110… |
… | …1100010101010101 |
3 | 12012202222200120220 |
4 | 1320121230111111 |
5 | 13114110013414 |
6 | 532235344553 |
7 | 101025504030 |
oct | 17031542525 |
9 | 5182880526 |
10 | 2020001109 |
11 | 947268805 |
12 | 4845b2159 |
13 | 26265b139 |
14 | 1523c4017 |
15 | bc513ca9 |
hex | 7866c555 |
2020001109 has 16 divisors (see below), whose sum is σ = 3143589888. Its totient is φ = 1129726512.
The previous prime is 2020001089. The next prime is 2020001117. The reversal of 2020001109 is 9011000202.
It is a happy number.
It is not a de Polignac number, because 2020001109 - 212 = 2019997013 is a prime.
It is a super-2 number, since 2×20200011092 = 8160808960722459762, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2020001909) 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, 1022317 + ... + 1024290.
It is an arithmetic number, because the mean of its divisors is an integer number (196474368).
Almost surely, 22020001109 is an apocalyptic number.
It is an amenable number.
2020001109 is a deficient number, since it is larger than the sum of its proper divisors (1123588779).
2020001109 is a wasteful number, since it uses less digits than its factorization.
2020001109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2046664.
The product of its (nonzero) digits is 36, while the sum is 15.
The square root of 2020001109 is about 44944.4224459498. The cubic root of 2020001109 is about 1264.1070961990.
The spelling of 2020001109 in words is "two billion, twenty million, one thousand, one hundred nine".
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