Base | Representation |
---|---|
bin | 10010110100001010… |
… | …00100010000101010 |
3 | 222001222012202011110 |
4 | 21122011010100222 |
5 | 131141402242302 |
6 | 4350200011150 |
7 | 505213613154 |
oct | 113205042052 |
9 | 28058182143 |
10 | 10101212202 |
11 | 4313964264 |
12 | 1b5aa60ab6 |
13 | c4c966953 |
14 | 6bb78bad4 |
15 | 3e1c01b6c |
hex | 25a14442a |
10101212202 has 32 divisors (see below), whose sum is σ = 20468433024. Its totient is φ = 3322952000.
The previous prime is 10101212161. The next prime is 10101212221. The reversal of 10101212202 is 20221210101.
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, 161668 + ... + 215264.
It is an arithmetic number, because the mean of its divisors is an integer number (639638532).
Almost surely, 210101212202 is an apocalyptic number.
10101212202 is an abundant number, since it is smaller than the sum of its proper divisors (10367220822).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10101212202 is a wasteful number, since it uses less digits than its factorization.
10101212202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54014.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 10101212202 its reverse (20221210101), we get a palindrome (30322422303).
The spelling of 10101212202 in words is "ten billion, one hundred one million, two hundred twelve thousand, two hundred two".
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