Base | Representation |
---|---|
bin | 111011111100001… |
… | …0010100101101000 |
3 | 12012011111211100000 |
4 | 1313320102211220 |
5 | 13104334314104 |
6 | 531323543000 |
7 | 100561204524 |
oct | 16770224550 |
9 | 5164454300 |
10 | 2011244904 |
11 | 942328079 |
12 | 48168aa60 |
13 | 2608b3756 |
14 | 151184d84 |
15 | bb884639 |
hex | 77e12968 |
2011244904 has 48 divisors (see below), whose sum is σ = 5648872320. Its totient is φ = 670414320.
The previous prime is 2011244899. The next prime is 2011244909. The reversal of 2011244904 is 4094421102.
It is a happy number.
2011244904 is a `hidden beast` number, since 201 + 12 + 449 + 0 + 4 = 666.
It is an interprime number because it is at equal distance from previous prime (2011244899) and next prime (2011244909).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (2011244909) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 515352 + ... + 519239.
It is an arithmetic number, because the mean of its divisors is an integer number (117684840).
Almost surely, 22011244904 is an apocalyptic number.
2011244904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
2011244904 is an abundant number, since it is smaller than the sum of its proper divisors (3637627416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2011244904 is a wasteful number, since it uses less digits than its factorization.
2011244904 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1034612 (or 1034596 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 2011244904 is about 44846.9051775036. The cubic root of 2011244904 is about 1262.2779201440.
The spelling of 2011244904 in words is "two billion, eleven million, two hundred forty-four thousand, nine hundred four".
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