Base | Representation |
---|---|
bin | 1100110100000011100… |
… | …1110100011101101100 |
3 | 210001012101121222121100 |
4 | 3031000321310131230 |
5 | 12101312322343040 |
6 | 245043301403100 |
7 | 21622040043042 |
oct | 3150071643554 |
9 | 701171558540 |
10 | 220132231020 |
11 | 853a29a6359 |
12 | 367b5a09490 |
13 | 179b2213c00 |
14 | a923b88392 |
15 | 5ad5b0eb30 |
hex | 3340e7476c |
220132231020 has 108 divisors (see below), whose sum is σ = 723049812576. Its totient is φ = 54186387840.
The previous prime is 220132231001. The next prime is 220132231037. The reversal of 220132231020 is 20132231022.
220132231020 is a `hidden beast` number, since 220 + 132 + 2 + 310 + 2 + 0 = 666.
220132231020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 220132230984 and 220132231002.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3587796 + ... + 3648635.
It is an arithmetic number, because the mean of its divisors is an integer number (6694905672).
Almost surely, 2220132231020 is an apocalyptic number.
220132231020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
220132231020 is an abundant number, since it is smaller than the sum of its proper divisors (502917581556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220132231020 is a wasteful number, since it uses less digits than its factorization.
220132231020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7236472 (or 7236454 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 220132231020 its reverse (20132231022), we get a palindrome (240264462042).
The spelling of 220132231020 in words is "two hundred twenty billion, one hundred thirty-two million, two hundred thirty-one thousand, twenty".
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