Base | Representation |
---|---|
bin | 10011000011110000… |
… | …11100101100001001 |
3 | 222102002112122210222 |
4 | 21201320130230021 |
5 | 131423410401441 |
6 | 4411153515425 |
7 | 511363413554 |
oct | 114170345411 |
9 | 28362478728 |
10 | 10232122121 |
11 | 4380847881 |
12 | 1b96872b75 |
13 | c70b10640 |
14 | 6d0d0769b |
15 | 3ed45ed4b |
hex | 261e1cb09 |
10232122121 has 8 divisors (see below), whose sum is σ = 11020143624. Its totient is φ = 9444234240.
The previous prime is 10232122067. The next prime is 10232122123. The reversal of 10232122121 is 12122123201.
It can be written as a sum of positive squares in 4 ways, for example, as 1867190521 + 8364931600 = 43211^2 + 91460^2 .
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 10232122121 - 222 = 10227927817 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 10232122121.
It is not an unprimeable number, because it can be changed into a prime (10232122123) 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, 172841 + ... + 224361.
It is an arithmetic number, because the mean of its divisors is an integer number (1377517953).
Almost surely, 210232122121 is an apocalyptic number.
It is an amenable number.
10232122121 is a deficient number, since it is larger than the sum of its proper divisors (788021503).
10232122121 is a wasteful number, since it uses less digits than its factorization.
10232122121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66811.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 10232122121 its reverse (12122123201), we get a palindrome (22354245322).
The spelling of 10232122121 in words is "ten billion, two hundred thirty-two million, one hundred twenty-two thousand, one hundred twenty-one".
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