Base | Representation |
---|---|
bin | 1001111011001010… |
… | …1101100010111000 |
3 | 20212122221222202201 |
4 | 2132302231202320 |
5 | 20424002001010 |
6 | 1120204435544 |
7 | 123006265360 |
oct | 23662554270 |
9 | 6778858681 |
10 | 2664093880 |
11 | 11478a2188 |
12 | 624248bb4 |
13 | 335c24416 |
14 | 1b3b679a0 |
15 | 108d4123a |
hex | 9ecad8b8 |
2664093880 has 32 divisors (see below), whose sum is σ = 6850527840. Its totient is φ = 913403520.
The previous prime is 2664093821. The next prime is 2664093937. The reversal of 2664093880 is 883904662.
It is a happy number.
It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 2664093880.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4757031 + ... + 4757590.
It is an arithmetic number, because the mean of its divisors is an integer number (214078995).
Almost surely, 22664093880 is an apocalyptic number.
2664093880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2664093880 is an abundant number, since it is smaller than the sum of its proper divisors (4186433960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2664093880 is a wasteful number, since it uses less digits than its factorization.
2664093880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9514639 (or 9514635 counting only the distinct ones).
The product of its (nonzero) digits is 497664, while the sum is 46.
The square root of 2664093880 is about 51614.8610382708. The cubic root of 2664093880 is about 1386.2764375414.
The spelling of 2664093880 in words is "two billion, six hundred sixty-four million, ninety-three thousand, eight hundred eighty".
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