Base | Representation |
---|---|
bin | 1001011011010000… |
… | …0001100001100101 |
3 | 20112100001111111210 |
4 | 2112310001201211 |
5 | 20140214021013 |
6 | 1055023222033 |
7 | 116462342040 |
oct | 22664014145 |
9 | 6470044453 |
10 | 2530220133 |
11 | 1089274921 |
12 | 5a7447919 |
13 | 31428069c |
14 | 1a0079c57 |
15 | ec1e9cc3 |
hex | 96d01865 |
2530220133 has 32 divisors (see below), whose sum is σ = 4091443200. Its totient is φ = 1359521856.
The previous prime is 2530220117. The next prime is 2530220141. The reversal of 2530220133 is 3310220352.
It is not a de Polignac number, because 2530220133 - 24 = 2530220117 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2530220533) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15898 + ... + 72891.
It is an arithmetic number, because the mean of its divisors is an integer number (127857600).
Almost surely, 22530220133 is an apocalyptic number.
2530220133 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
2530220133 is a deficient number, since it is larger than the sum of its proper divisors (1561223067).
2530220133 is a wasteful number, since it uses less digits than its factorization.
2530220133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88881.
The product of its (nonzero) digits is 1080, while the sum is 21.
The square root of 2530220133 is about 50301.2935519555. The cubic root of 2530220133 is about 1362.6555906597.
Adding to 2530220133 its reverse (3310220352), we get a palindrome (5840440485).
The spelling of 2530220133 in words is "two billion, five hundred thirty million, two hundred twenty thousand, one hundred thirty-three".
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