Base | Representation |
---|---|
bin | 10111111101111… |
… | …11011001010010 |
3 | 112000100000011122 |
4 | 23332333121102 |
5 | 402432440340 |
6 | 31541242242 |
7 | 4660666334 |
oct | 1376773122 |
9 | 460300148 |
10 | 201061970 |
11 | a354891a |
12 | 57403382 |
13 | 328697a5 |
14 | 1c9bb454 |
15 | 129b8db5 |
hex | bfbf652 |
201061970 has 32 divisors (see below), whose sum is σ = 379952640. Its totient is φ = 76504320.
The previous prime is 201061969. The next prime is 201061979. The reversal of 201061970 is 79160102.
It is not an unprimeable number, because it can be changed into a prime (201061979) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12794 + ... + 23786.
It is an arithmetic number, because the mean of its divisors is an integer number (11873520).
Almost surely, 2201061970 is an apocalyptic number.
201061970 is a deficient number, since it is larger than the sum of its proper divisors (178890670).
201061970 is a wasteful number, since it uses less digits than its factorization.
201061970 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11090.
The product of its (nonzero) digits is 756, while the sum is 26.
The square root of 201061970 is about 14179.6322237215. The cubic root of 201061970 is about 585.8367940395.
The spelling of 201061970 in words is "two hundred one million, sixty-one thousand, nine hundred seventy".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •