Base | Representation |
---|---|
bin | 110110000010011… |
… | …0011111101100101 |
3 | 11200100212010211000 |
4 | 1230010303331211 |
5 | 12203134410431 |
6 | 455531103513 |
7 | 62634644352 |
oct | 15404637545 |
9 | 4610763730 |
10 | 1813200741 |
11 | 850560610 |
12 | 4272a1b99 |
13 | 22b862761 |
14 | 132b51629 |
15 | a92b49e6 |
hex | 6c133f65 |
1813200741 has 32 divisors (see below), whose sum is σ = 2937168000. Its totient is φ = 1096381440.
The previous prime is 1813200731. The next prime is 1813200749. The reversal of 1813200741 is 1470023181.
It is not a de Polignac number, because 1813200741 - 25 = 1813200709 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1813200749) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126555 + ... + 140151.
It is an arithmetic number, because the mean of its divisors is an integer number (91786500).
Almost surely, 21813200741 is an apocalyptic number.
1813200741 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1813200741 is a deficient number, since it is larger than the sum of its proper divisors (1123967259).
1813200741 is a wasteful number, since it uses less digits than its factorization.
1813200741 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14066 (or 14060 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 27.
The square root of 1813200741 is about 42581.6949052055. The cubic root of 1813200741 is about 1219.4068470638.
The spelling of 1813200741 in words is "one billion, eight hundred thirteen million, two hundred thousand, seven hundred forty-one".
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