Base | Representation |
---|---|
bin | 10101000000000101… |
… | …01101010010001000 |
3 | 1002002202220021211121 |
4 | 22200002231102020 |
5 | 141042344431140 |
6 | 5102450205024 |
7 | 546255623653 |
oct | 124002552210 |
9 | 32082807747 |
10 | 11274998920 |
11 | 4866496629 |
12 | 2227b83774 |
13 | 10a8bb08c3 |
14 | 78d61689a |
15 | 45ecb064a |
hex | 2a00ad488 |
11274998920 has 64 divisors (see below), whose sum is σ = 25744896000. Its totient is φ = 4443268608.
The previous prime is 11274998881. The next prime is 11274998923. The reversal of 11274998920 is 2989947211.
It is not an unprimeable number, because it can be changed into a prime (11274998923) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3733171 + ... + 3736189.
It is an arithmetic number, because the mean of its divisors is an integer number (402264000).
Almost surely, 211274998920 is an apocalyptic number.
11274998920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 11274998920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12872448000).
11274998920 is an abundant number, since it is smaller than the sum of its proper divisors (14469897080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11274998920 is a wasteful number, since it uses less digits than its factorization.
11274998920 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4382 (or 4378 counting only the distinct ones).
The product of its (nonzero) digits is 653184, while the sum is 52.
The spelling of 11274998920 in words is "eleven billion, two hundred seventy-four million, nine hundred ninety-eight thousand, nine hundred twenty".
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