Base | Representation |
---|---|
bin | 11000000101110… |
… | …01111010101101 |
3 | 112002021010202210 |
4 | 30002321322231 |
5 | 403213304414 |
6 | 32015241033 |
7 | 5002502106 |
oct | 1402717255 |
9 | 462233683 |
10 | 202088109 |
11 | a4089873 |
12 | 57819179 |
13 | 32b38882 |
14 | 1cba73ad |
15 | 12b1ce59 |
hex | c0b9ead |
202088109 has 16 divisors (see below), whose sum is σ = 275869440. Its totient is φ = 131530560.
The previous prime is 202088093. The next prime is 202088113. The reversal of 202088109 is 901880202.
It is not a de Polignac number, because 202088109 - 24 = 202088093 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202088119) 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, 63447 + ... + 66555.
It is an arithmetic number, because the mean of its divisors is an integer number (17241840).
Almost surely, 2202088109 is an apocalyptic number.
It is an amenable number.
202088109 is a deficient number, since it is larger than the sum of its proper divisors (73781331).
202088109 is a wasteful number, since it uses less digits than its factorization.
202088109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3620.
The product of its (nonzero) digits is 2304, while the sum is 30.
The square root of 202088109 is about 14215.7697294237. The cubic root of 202088109 is about 586.8317280828.
The spelling of 202088109 in words is "two hundred two million, eighty-eight thousand, one hundred nine".
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