Base | Representation |
---|---|
bin | 10010101010100111… |
… | …10110010001101010 |
3 | 221212101122202102200 |
4 | 21111103312101222 |
5 | 131010411413002 |
6 | 4334221041030 |
7 | 503222542311 |
oct | 112523662152 |
9 | 27771582380 |
10 | 10021201002 |
11 | 42827856aa |
12 | 1b380b6176 |
13 | c39201447 |
14 | 6b0cc1278 |
15 | 3d9b99b1c |
hex | 2554f646a |
10021201002 has 12 divisors (see below), whose sum is σ = 21712602210. Its totient is φ = 3340400328.
The previous prime is 10021200979. The next prime is 10021201013. The reversal of 10021201002 is 20010212001.
10021201002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 10002200121 + 19000881 = 100011^2 + 4359^2 .
It is a Harshad number since it is a multiple of its sum of digits (9).
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 5 ways as a sum of consecutive naturals, for example, 278366677 + ... + 278366712.
Almost surely, 210021201002 is an apocalyptic number.
10021201002 is an abundant number, since it is smaller than the sum of its proper divisors (11691401208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10021201002 is a wasteful number, since it uses less digits than its factorization.
10021201002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 556733397 (or 556733394 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 10021201002 its reverse (20010212001), we get a palindrome (30031413003).
The spelling of 10021201002 in words is "ten billion, twenty-one million, two hundred one thousand, two".
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