Base | Representation |
---|---|
bin | 101101110001… |
… | …000010111001 |
3 | 211120112022000 |
4 | 231301002321 |
5 | 11032403434 |
6 | 1105051213 |
7 | 203655516 |
oct | 55610271 |
9 | 24515260 |
10 | 11997369 |
11 | 685488a |
12 | 4026b09 |
13 | 2640a47 |
14 | 184430d |
15 | 10beb99 |
hex | b710b9 |
11997369 has 8 divisors (see below), whose sum is σ = 17773920. Its totient is φ = 7998228.
The previous prime is 11997347. The next prime is 11997383. The reversal of 11997369 is 96379911.
11997369 is digitally balanced in base 2, base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 11997369 - 29 = 11996857 is a prime.
It is a super-2 number, since 2×119973692 = 287873725844322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (11997319) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222147 + ... + 222200.
It is an arithmetic number, because the mean of its divisors is an integer number (2221740).
Almost surely, 211997369 is an apocalyptic number.
It is an amenable number.
11997369 is a deficient number, since it is larger than the sum of its proper divisors (5776551).
11997369 is an equidigital number, since it uses as much as digits as its factorization.
11997369 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 444356 (or 444350 counting only the distinct ones).
The product of its digits is 91854, while the sum is 45.
The square root of 11997369 is about 3463.7218421807. The cubic root of 11997369 is about 228.9261153812.
The spelling of 11997369 in words is "eleven million, nine hundred ninety-seven thousand, three hundred sixty-nine".
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