Base | Representation |
---|---|
bin | 11110110111010110110… |
… | …100101001101001000010 |
3 | 21111202201201222102001000 |
4 | 132313112310221221002 |
5 | 234222323342100302 |
6 | 4302215015552430 |
7 | 306144633026055 |
oct | 36672664515102 |
9 | 7452651872030 |
10 | 2121023003202 |
11 | 7485802103a4 |
12 | 2a309a38b716 |
13 | 12501c680c7c |
14 | 7492da10a9c |
15 | 3a28cbaa31c |
hex | 1edd6d29a42 |
2121023003202 has 32 divisors (see below), whose sum is σ = 4713490978560. Its totient is φ = 706991688720.
The previous prime is 2121023003171. The next prime is 2121023003213. The reversal of 2121023003202 is 2023003201212.
2121023003202 is a `hidden beast` number, since 21 + 21 + 0 + 2 + 300 + 320 + 2 = 666.
It is a super-2 number, since 2×21210230032022 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2101452 + ... + 2942472.
It is an arithmetic number, because the mean of its divisors is an integer number (147296593080).
Almost surely, 22121023003202 is an apocalyptic number.
2121023003202 is an abundant number, since it is smaller than the sum of its proper divisors (2592467975358).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2121023003202 is a wasteful number, since it uses less digits than its factorization.
2121023003202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 887735 (or 887729 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 2121023003202 its reverse (2023003201212), we get a palindrome (4144026204414).
The spelling of 2121023003202 in words is "two trillion, one hundred twenty-one billion, twenty-three million, three thousand, two hundred two".
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