Base | Representation |
---|---|
bin | 10011000010010110… |
… | …00101111000010001 |
3 | 222101021011120220212 |
4 | 21201023011320101 |
5 | 131412334412314 |
6 | 4410051013505 |
7 | 511160353235 |
oct | 114113057021 |
9 | 28337146825 |
10 | 10220232209 |
11 | 4375066800 |
12 | 1b9289a295 |
13 | c6b5097a5 |
14 | 6cd4d05c5 |
15 | 3ec3b1e3e |
hex | 2612c5e11 |
10220232209 has 6 divisors (see below), whose sum is σ = 11233809090. Its totient is φ = 9291120080.
The previous prime is 10220232199. The next prime is 10220232233. The reversal of 10220232209 is 90223202201.
It can be written as a sum of positive squares in only one way, i.e., 5516329984 + 4703902225 = 74272^2 + 68585^2 .
It is not a de Polignac number, because 10220232209 - 232 = 5925264913 is a prime.
It is a super-3 number, since 3×102202322093 (a number of 31 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10220232299) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42232244 + ... + 42232485.
It is an arithmetic number, because the mean of its divisors is an integer number (1872301515).
Almost surely, 210220232209 is an apocalyptic number.
It is an amenable number.
10220232209 is a deficient number, since it is larger than the sum of its proper divisors (1013576881).
10220232209 is an equidigital number, since it uses as much as digits as its factorization.
10220232209 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84464751 (or 84464740 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 23.
The spelling of 10220232209 in words is "ten billion, two hundred twenty million, two hundred thirty-two thousand, two hundred nine".
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