Base | Representation |
---|---|
bin | 111011000011111… |
… | …110111111110110 |
3 | 2120001112221112221 |
4 | 323003332333312 |
5 | 4012132301324 |
6 | 242154232554 |
7 | 33361340623 |
oct | 7303767766 |
9 | 2501487487 |
10 | 990900214 |
11 | 469378aa7 |
12 | 237a2575a |
13 | 12a3a22b5 |
14 | 9585d34a |
15 | 5bed50e4 |
hex | 3b0feff6 |
990900214 has 32 divisors (see below), whose sum is σ = 1568885760. Its totient is φ = 468475392.
The previous prime is 990900161. The next prime is 990900227. The reversal of 990900214 is 412009099.
It is a super-3 number, since 3×9909002143 (a number of 28 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 990900214.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2121609 + ... + 2122075.
It is an arithmetic number, because the mean of its divisors is an integer number (49027680).
Almost surely, 2990900214 is an apocalyptic number.
990900214 is a deficient number, since it is larger than the sum of its proper divisors (577985546).
990900214 is a wasteful number, since it uses less digits than its factorization.
990900214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 924.
The product of its (nonzero) digits is 5832, while the sum is 34.
The square root of 990900214 is about 31478.5675341176. The cubic root of 990900214 is about 996.9574905241.
The spelling of 990900214 in words is "nine hundred ninety million, nine hundred thousand, two hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •