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20010300133028 = 22192140631229981
BaseRepresentation
bin1001000110011000000101…
…10101001100111010100100
32121211222002012222110220012
410203030002311030322210
510110322043313224103
6110320334401425352
74133460614506142
oct443140265147244
977758065873805
1020010300133028
116415358837477
1222b216903b258
13b21c6a2176ca
144d270a1ca592
1524a7a927c2d8
hex123302d4cea4

20010300133028 has 24 divisors (see below), whose sum is σ = 36861281358720. Its totient is φ = 9478511235360.

The previous prime is 20010300133027. The next prime is 20010300133051. The reversal of 20010300133028 is 82033100301002.

It is a super-2 number, since 2×200103001330282 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20010300132994 and 20010300133012.

It is not an unprimeable number, because it can be changed into a prime (20010300133027) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 15653798 + ... + 16883778.

It is an arithmetic number, because the mean of its divisors is an integer number (1535886723280).

Almost surely, 220010300133028 is an apocalyptic number.

It is an amenable number.

20010300133028 is a deficient number, since it is larger than the sum of its proper divisors (16850981225692).

20010300133028 is a wasteful number, since it uses less digits than its factorization.

20010300133028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444067 (or 1444065 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The spelling of 20010300133028 in words is "twenty trillion, ten billion, three hundred million, one hundred thirty-three thousand, twenty-eight".

Divisors: 1 2 4 19 38 76 214063 428126 856252 1229981 2459962 4067197 4919924 8134394 16268788 23369639 46739278 93478556 263293422803 526586845606 1053173691212 5002575033257 10005150066514 20010300133028