Base | Representation |
---|---|
bin | 11000101010101… |
… | …00011000010100 |
3 | 112102100101010221 |
4 | 30111110120110 |
5 | 410432240332 |
6 | 32310524124 |
7 | 5061514666 |
oct | 1425243024 |
9 | 472311127 |
10 | 206915092 |
11 | a688640a |
12 | 59366644 |
13 | 33b38987 |
14 | 1d6a2536 |
15 | 13273297 |
hex | c554614 |
206915092 has 36 divisors (see below), whose sum is σ = 404690580. Its totient is φ = 92236032.
The previous prime is 206915081. The next prime is 206915101. The reversal of 206915092 is 290519602.
It can be written as a sum of positive squares in 2 ways, for example, as 96118416 + 110796676 = 9804^2 + 10526^2 .
It is a Harshad number since it is a multiple of its sum of digits (34).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20334 + ... + 28762.
It is an arithmetic number, because the mean of its divisors is an integer number (11241405).
Almost surely, 2206915092 is an apocalyptic number.
It is an amenable number.
206915092 is a deficient number, since it is larger than the sum of its proper divisors (197775488).
206915092 is a wasteful number, since it uses less digits than its factorization.
206915092 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8488 (or 8467 counting only the distinct ones).
The product of its (nonzero) digits is 9720, while the sum is 34.
The square root of 206915092 is about 14384.5435103099. The cubic root of 206915092 is about 591.4672777945.
It can be divided in two parts, 2069 and 15092, that added together give a square (17161 = 1312).
The spelling of 206915092 in words is "two hundred six million, nine hundred fifteen thousand, ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •