Base | Representation |
---|---|
bin | 10100111111100010… |
… | …10111000111100000 |
3 | 1002002110100021012022 |
4 | 22133301113013200 |
5 | 141040213423210 |
6 | 5102204521012 |
7 | 546202154465 |
oct | 123761270740 |
9 | 32073307168 |
10 | 11270451680 |
11 | 4863970184 |
12 | 2226550168 |
13 | 10a7c7ac27 |
14 | 78cb9166c |
15 | 45e6b3155 |
hex | 29fc571e0 |
11270451680 has 24 divisors (see below), whose sum is σ = 26626442472. Its totient is φ = 4508180608.
The previous prime is 11270451671. The next prime is 11270451701. The reversal of 11270451680 is 8615407211.
It is a self number, because there is not a number n which added to its sum of digits gives 11270451680.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35220002 + ... + 35220321.
It is an arithmetic number, because the mean of its divisors is an integer number (1109435103).
Almost surely, 211270451680 is an apocalyptic number.
11270451680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11270451680 is an abundant number, since it is smaller than the sum of its proper divisors (15355990792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11270451680 is an equidigital number, since it uses as much as digits as its factorization.
11270451680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70440338 (or 70440330 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 35.
Adding to 11270451680 its reverse (8615407211), we get a palindrome (19885858891).
The spelling of 11270451680 in words is "eleven billion, two hundred seventy million, four hundred fifty-one thousand, six hundred eighty".
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