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2020022130 = 235715163703
BaseRepresentation
bin111100001100111…
…0001011101110010
312012210000202102110
41320121301131302
513114111202010
6532240030150
7101025622230
oct17031613562
95183022373
102020022130
11947282585
12484602356
13262667889
141523cb950
15bc51a120
hex78671772

2020022130 has 64 divisors (see below), whose sum is σ = 5577412608. Its totient is φ = 458654400.

The previous prime is 2020022111. The next prime is 2020022143. The reversal of 2020022130 is 312200202.

It is an unprimeable number.

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, 142 + ... + 63561.

It is an arithmetic number, because the mean of its divisors is an integer number (87147072).

Almost surely, 22020022130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2020022130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2788706304).

2020022130 is an abundant number, since it is smaller than the sum of its proper divisors (3557390478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2020022130 is a wasteful number, since it uses less digits than its factorization.

2020022130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63871.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2020022130 is about 44944.6563008329. The cubic root of 2020022130 is about 1264.1114811311. Note that the first 3 decimals are identical.

Adding to 2020022130 its reverse (312200202), we get a palindrome (2332222332).

The spelling of 2020022130 in words is "two billion, twenty million, twenty-two thousand, one hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 151 210 302 453 755 906 1057 1510 2114 2265 3171 4530 5285 6342 10570 15855 31710 63703 127406 191109 318515 382218 445921 637030 891842 955545 1337763 1911090 2229605 2675526 4459210 6688815 9619153 13377630 19238306 28857459 48095765 57714918 67334071 96191530 134668142 144287295 202002213 288574590 336670355 404004426 673340710 1010011065 2020022130