Base | Representation |
---|---|
bin | 101101101011… |
… | …111111101000 |
3 | 211112110220202 |
4 | 231223333220 |
5 | 11031223210 |
6 | 1104411332 |
7 | 203541302 |
oct | 55537750 |
9 | 24473822 |
10 | 11976680 |
11 | 6840291 |
12 | 4016b48 |
13 | 26344c1 |
14 | 183a972 |
15 | 10b89a5 |
hex | b6bfe8 |
11976680 has 16 divisors (see below), whose sum is σ = 26947620. Its totient is φ = 4790656.
The previous prime is 11976647. The next prime is 11976683. The reversal of 11976680 is 8667911.
It can be written as a sum of positive squares in 2 ways, for example, as 11437924 + 538756 = 3382^2 + 734^2 .
It is not an unprimeable number, because it can be changed into a prime (11976683) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149669 + ... + 149748.
Almost surely, 211976680 is an apocalyptic number.
11976680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11976680 is an abundant number, since it is smaller than the sum of its proper divisors (14970940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11976680 is a wasteful number, since it uses less digits than its factorization.
11976680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 299428 (or 299424 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 38.
The square root of 11976680 is about 3460.7340261858. The cubic root of 11976680 is about 228.7944482491.
The spelling of 11976680 in words is "eleven million, nine hundred seventy-six thousand, six hundred eighty".
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