Base | Representation |
---|---|
bin | 101010111000… |
… | …101111111011 |
3 | 210011011210120 |
4 | 222320233323 |
5 | 10334224431 |
6 | 1040544323 |
7 | 164362641 |
oct | 52705773 |
9 | 23134716 |
10 | 11242491 |
11 | 6389717 |
12 | 39220a3 |
13 | 2438280 |
14 | 16c9191 |
15 | ec1196 |
hex | ab8bfb |
11242491 has 32 divisors (see below), whose sum is σ = 17676288. Its totient is φ = 6289920.
The previous prime is 11242481. The next prime is 11242501. The reversal of 11242491 is 19424211.
It is an interprime number because it is at equal distance from previous prime (11242481) and next prime (11242501).
It is not a de Polignac number, because 11242491 - 219 = 10718203 is a prime.
It is not an unprimeable number, because it can be changed into a prime (11242481) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20280 + ... + 20826.
It is an arithmetic number, because the mean of its divisors is an integer number (552384).
Almost surely, 211242491 is an apocalyptic number.
11242491 is a deficient number, since it is larger than the sum of its proper divisors (6433797).
11242491 is a wasteful number, since it uses less digits than its factorization.
11242491 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 611.
The product of its digits is 576, while the sum is 24.
The square root of 11242491 is about 3352.9824037713. The cubic root of 11242491 is about 224.0203730938.
It can be divided in two parts, 1124249 and 1, that added together give a triangular number (1124250 = T1499).
The spelling of 11242491 in words is "eleven million, two hundred forty-two thousand, four hundred ninety-one".
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