Base | Representation |
---|---|
bin | 10010101001100011… |
… | …00101101001100001 |
3 | 221211202202110211000 |
4 | 21110301211221201 |
5 | 131001112020001 |
6 | 4333300342213 |
7 | 503053315530 |
oct | 112461455141 |
9 | 27752673730 |
10 | 10012220001 |
11 | 4278701093 |
12 | 1b350a4969 |
13 | c373a8644 |
14 | 6ada24317 |
15 | 3d8ec3a86 |
hex | 254c65a61 |
10012220001 has 16 divisors (see below), whose sum is σ = 16951907200. Its totient is φ = 5721268464.
The previous prime is 10012219969. The next prime is 10012220039. The reversal of 10012220001 is 10002221001.
It is not a de Polignac number, because 10012220001 - 25 = 10012219969 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (10012220201) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26487166 + ... + 26487543.
It is an arithmetic number, because the mean of its divisors is an integer number (1059494200).
Almost surely, 210012220001 is an apocalyptic number.
It is an amenable number.
10012220001 is a deficient number, since it is larger than the sum of its proper divisors (6939687199).
10012220001 is an equidigital number, since it uses as much as digits as its factorization.
10012220001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52974725 (or 52974719 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 10012220001 its reverse (10002221001), we get a palindrome (20014441002).
The spelling of 10012220001 in words is "ten billion, twelve million, two hundred twenty thousand, one".
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