Base | Representation |
---|---|
bin | 10011000000001100… |
… | …10110001010111001 |
3 | 222100000021000110201 |
4 | 21200012112022321 |
5 | 131343231223001 |
6 | 4404204442201 |
7 | 510551235253 |
oct | 114006261271 |
9 | 28300230421 |
10 | 10202211001 |
11 | 4365978144 |
12 | 1b88849361 |
13 | c67869c58 |
14 | 6cad5ccd3 |
15 | 3eaa02501 |
hex | 2601962b9 |
10202211001 has 8 divisors (see below), whose sum is σ = 10326494024. Its totient is φ = 10078318080.
The previous prime is 10202210999. The next prime is 10202211043. The reversal of 10202211001 is 10011220201.
It can be written as a sum of positive squares in 4 ways, for example, as 283046976 + 9919164025 = 16824^2 + 99595^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 10202211001 - 21 = 10202210999 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10202212001) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44730 + ... + 149683.
It is an arithmetic number, because the mean of its divisors is an integer number (1290811753).
Almost surely, 210202211001 is an apocalyptic number.
It is an amenable number.
10202211001 is a deficient number, since it is larger than the sum of its proper divisors (124283023).
10202211001 is an equidigital number, since it uses as much as digits as its factorization.
10202211001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 195051.
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 10202211001 its reverse (10011220201), we get a palindrome (20213431202).
The spelling of 10202211001 in words is "ten billion, two hundred two million, two hundred eleven thousand, one".
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