Base | Representation |
---|---|
bin | 110101110000011… |
… | …1110110110000010 |
3 | 11122201011221120112 |
4 | 1223200332312002 |
5 | 12143233330010 |
6 | 454553511322 |
7 | 62462054555 |
oct | 15340766602 |
9 | 4581157515 |
10 | 1803808130 |
11 | 846225823 |
12 | 424112542 |
13 | 2299244b7 |
14 | 1317c869c |
15 | a855ba05 |
hex | 6b83ed82 |
1803808130 has 16 divisors (see below), whose sum is σ = 3417742080. Its totient is φ = 683548272.
The previous prime is 1803808117. The next prime is 1803808133. The reversal of 1803808130 is 318083081.
It is not an unprimeable number, because it can be changed into a prime (1803808133) 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, 4746674 + ... + 4747053.
It is an arithmetic number, because the mean of its divisors is an integer number (213608880).
Almost surely, 21803808130 is an apocalyptic number.
1803808130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1803808130 is a deficient number, since it is larger than the sum of its proper divisors (1613933950).
1803808130 is a wasteful number, since it uses less digits than its factorization.
1803808130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9493753.
The product of its (nonzero) digits is 4608, while the sum is 32.
The square root of 1803808130 is about 42471.2624017700. The cubic root of 1803808130 is about 1217.2976398973.
The spelling of 1803808130 in words is "one billion, eight hundred three million, eight hundred eight thousand, one hundred thirty".
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