Base | Representation |
---|---|
bin | 10000111011101110… |
… | …11000001100111110 |
3 | 212110120022012002001 |
4 | 20131313120030332 |
5 | 122104243202120 |
6 | 4102031252514 |
7 | 441166101451 |
oct | 103567301476 |
9 | 25416265061 |
10 | 9090990910 |
11 | 394569a031 |
12 | 191867a13a |
13 | b1b58b281 |
14 | 62353d498 |
15 | 3831a1e0a |
hex | 21ddd833e |
9090990910 has 8 divisors (see below), whose sum is σ = 16363783656. Its totient is φ = 3636396360.
The previous prime is 9090990893. The next prime is 9090990929. The reversal of 9090990910 is 190990909.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×90909909102 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 454549536 + ... + 454549555.
It is an arithmetic number, because the mean of its divisors is an integer number (2045472957).
Almost surely, 29090990910 is an apocalyptic number.
9090990910 is a deficient number, since it is larger than the sum of its proper divisors (7272792746).
9090990910 is a wasteful number, since it uses less digits than its factorization.
9090990910 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 909099098.
The product of its (nonzero) digits is 59049, while the sum is 46.
The square root of 9090990910 is about 95346.6879865263. The cubic root of 9090990910 is about 2087.0702836661.
It can be divided in two parts, 9090 and 990910, that added together give a 6-th power (1000000 = 106).
The spelling of 9090990910 in words is "nine billion, ninety million, nine hundred ninety thousand, nine hundred ten".
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