Base | Representation |
---|---|
bin | 10011000010011101… |
… | …00001011000101111 |
3 | 222101022212021020221 |
4 | 21201032201120233 |
5 | 131413102200221 |
6 | 4410122152211 |
7 | 511201116436 |
oct | 114116413057 |
9 | 28338767227 |
10 | 10221131311 |
11 | 4375620266 |
12 | 1b93052667 |
13 | c6b762ac1 |
14 | 6cd68611d |
15 | 3ec4dd541 |
hex | 2613a162f |
10221131311 has 8 divisors (see below), whose sum is σ = 10352332800. Its totient is φ = 10089975480.
The previous prime is 10221131191. The next prime is 10221131317. The reversal of 10221131311 is 11313112201.
It is a happy number.
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 10221131311 - 225 = 10187576879 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10221131317) 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, 885306 + ... + 896776.
It is an arithmetic number, because the mean of its divisors is an integer number (1294041600).
Almost surely, 210221131311 is an apocalyptic number.
10221131311 is a deficient number, since it is larger than the sum of its proper divisors (131201489).
10221131311 is a wasteful number, since it uses less digits than its factorization.
10221131311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22829.
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 10221131311 its reverse (11313112201), we get a palindrome (21534243512).
The spelling of 10221131311 in words is "ten billion, two hundred twenty-one million, one hundred thirty-one thousand, three hundred eleven".
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