Base | Representation |
---|---|
bin | 10100011111011011… |
… | …10101001111001100 |
3 | 1001101200111022211120 |
4 | 22033231311033030 |
5 | 140012234403040 |
6 | 5015343320540 |
7 | 536421505443 |
oct | 121755651714 |
9 | 31350438746 |
10 | 11001091020 |
11 | 4735913567 |
12 | 21702b0150 |
13 | 106421a11a |
14 | 7650b5d5a |
15 | 445c077d0 |
hex | 28fb753cc |
11001091020 has 48 divisors (see below), whose sum is σ = 30812893440. Its totient is φ = 2932687296.
The previous prime is 11001091009. The next prime is 11001091033. The reversal of 11001091020 is 2019010011.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171519 + ... + 226761.
It is an arithmetic number, because the mean of its divisors is an integer number (641935280).
Almost surely, 211001091020 is an apocalyptic number.
11001091020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11001091020 is an abundant number, since it is smaller than the sum of its proper divisors (19811802420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11001091020 is a wasteful number, since it uses less digits than its factorization.
11001091020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58574 (or 58572 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 15.
The spelling of 11001091020 in words is "eleven billion, one million, ninety-one thousand, twenty".
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