| Base | Representation |
|---|---|
| bin | 10110001001100001… |
| … | …11110101000000000 |
| 3 | 1010200201012220002110 |
| 4 | 23010300332220000 |
| 5 | 143323110431402 |
| 6 | 5243535415320 |
| 7 | 600446516244 |
| oct | 130460765000 |
| 9 | 33621186073 |
| 10 | 11891108352 |
| 11 | 5052247782 |
| 12 | 237a384540 |
| 13 | 1176729ab6 |
| 14 | 80b394424 |
| 15 | 498e1156c |
| hex | 2c4c3ea00 |
11891108352 has 160 divisors (see below), whose sum is σ = 33458483520. Its totient is φ = 3742433280.
The previous prime is 11891108347. The next prime is 11891108357. The reversal of 11891108352 is 25380119811.
It is an interprime number because it is at equal distance from previous prime (11891108347) and next prime (11891108357).
It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 11891108352.
It is not an unprimeable number, because it can be changed into a prime (11891108357) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12636202 + ... + 12637142.
It is an arithmetic number, because the mean of its divisors is an integer number (209115522).
Almost surely, 211891108352 is an apocalyptic number.
11891108352 is a gapful number since it is divisible by the number (12) 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 11891108352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16729241760).
11891108352 is an abundant number, since it is smaller than the sum of its proper divisors (21567375168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11891108352 is an equidigital number, since it uses as much as digits as its factorization.
11891108352 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1414 (or 1398 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 39.
The spelling of 11891108352 in words is "eleven billion, eight hundred ninety-one million, one hundred eight thousand, three hundred fifty-two".
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