Base | Representation |
---|---|
bin | 101010010101010011… |
… | …1011001001001011111 |
3 | 22200122121212001210012 |
4 | 1110222213121021133 |
5 | 2442140234023121 |
6 | 105432501233435 |
7 | 6365550104066 |
oct | 1245247311137 |
9 | 280577761705 |
10 | 90909282911 |
11 | 35610a13877 |
12 | 1575140287b |
13 | 875a318cc5 |
14 | 45859931dd |
15 | 25710ddc5b |
hex | 152a9d925f |
90909282911 has 16 divisors (see below), whose sum is σ = 94392830400. Its totient is φ = 87449580288.
The previous prime is 90909282883. The next prime is 90909282967. The reversal of 90909282911 is 11928290909.
It is a cyclic number.
It is not a de Polignac number, because 90909282911 - 222 = 90905088607 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 90909282911.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90909282511) 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, 9632651 + ... + 9642083.
It is an arithmetic number, because the mean of its divisors is an integer number (5899551900).
Almost surely, 290909282911 is an apocalyptic number.
90909282911 is a deficient number, since it is larger than the sum of its proper divisors (3483547489).
90909282911 is a wasteful number, since it uses less digits than its factorization.
90909282911 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10658.
The product of its (nonzero) digits is 209952, while the sum is 50.
The spelling of 90909282911 in words is "ninety billion, nine hundred nine million, two hundred eighty-two thousand, nine hundred eleven".
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