Base | Representation |
---|---|
bin | 10011000001001111… |
… | …11111100100011001 |
3 | 222100121212010200020 |
4 | 21200213333210121 |
5 | 131403011000241 |
6 | 4405121501053 |
7 | 511016222421 |
oct | 114047774431 |
9 | 28317763606 |
10 | 10211031321 |
11 | 436a951a67 |
12 | 1b8b7a1789 |
13 | c6963788a |
14 | 6cc1b7481 |
15 | 3eb695b66 |
hex | 2609ff919 |
10211031321 has 8 divisors (see below), whose sum is σ = 13767683040. Its totient is φ = 6730866912.
The previous prime is 10211031289. The next prime is 10211031329. The reversal of 10211031321 is 12313011201.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 10211031321 - 25 = 10211031289 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 10211031321.
It is not an unprimeable number, because it can be changed into a prime (10211031329) 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, 19121515 + ... + 19122048.
It is an arithmetic number, because the mean of its divisors is an integer number (1720960380).
Almost surely, 210211031321 is an apocalyptic number.
It is an amenable number.
10211031321 is a deficient number, since it is larger than the sum of its proper divisors (3556651719).
10211031321 is an equidigital number, since it uses as much as digits as its factorization.
10211031321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38243655.
The product of its (nonzero) digits is 36, while the sum is 15.
Adding to 10211031321 its reverse (12313011201), we get a palindrome (22524042522).
The spelling of 10211031321 in words is "ten billion, two hundred eleven million, thirty-one thousand, three hundred twenty-one".
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