Base | Representation |
---|---|
bin | 101101010010… |
… | …010010100000 |
3 | 211100010111012 |
4 | 231102102200 |
5 | 11014341032 |
6 | 1102240052 |
7 | 202622321 |
oct | 55222240 |
9 | 24303435 |
10 | 11871392 |
11 | 6779175 |
12 | 3b86028 |
13 | 25c85c0 |
14 | 1810448 |
15 | 10976b2 |
hex | b524a0 |
11871392 has 24 divisors (see below), whose sum is σ = 25170516. Its totient is φ = 5478912.
The previous prime is 11871373. The next prime is 11871403. The reversal of 11871392 is 29317811.
It can be written as a sum of positive squares in 2 ways, for example, as 10010896 + 1860496 = 3164^2 + 1364^2 .
It is a Harshad number since it is a multiple of its sum of digits (32).
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, 13853 + ... + 14684.
Almost surely, 211871392 is an apocalyptic number.
It is an amenable number.
11871392 is an abundant number, since it is smaller than the sum of its proper divisors (13299124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11871392 is a wasteful number, since it uses less digits than its factorization.
11871392 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28560 (or 28552 counting only the distinct ones).
The product of its digits is 3024, while the sum is 32.
The square root of 11871392 is about 3445.4886445902. The cubic root of 11871392 is about 228.1220235303.
The spelling of 11871392 in words is "eleven million, eight hundred seventy-one thousand, three hundred ninety-two".
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