Base | Representation |
---|---|
bin | 10010110110100001… |
… | …01000011010101001 |
3 | 222010100111010212020 |
4 | 21123100220122221 |
5 | 131211440133342 |
6 | 4352144335053 |
7 | 505544155065 |
oct | 113320503251 |
9 | 28110433766 |
10 | 10121021097 |
11 | 4324063a50 |
12 | 1b65614489 |
13 | c53ab10a5 |
14 | 6c0266aa5 |
15 | 3e38160ec |
hex | 25b4286a9 |
10121021097 has 16 divisors (see below), whose sum is σ = 14723512320. Its totient is φ = 6133107600.
The previous prime is 10121021087. The next prime is 10121021149. The reversal of 10121021097 is 79012012101.
It is not a de Polignac number, because 10121021097 - 27 = 10121020969 is a prime.
It is not an unprimeable number, because it can be changed into a prime (10121021017) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291072 + ... + 323982.
It is an arithmetic number, because the mean of its divisors is an integer number (920219520).
Almost surely, 210121021097 is an apocalyptic number.
It is an amenable number.
10121021097 is a deficient number, since it is larger than the sum of its proper divisors (4602491223).
10121021097 is a wasteful number, since it uses less digits than its factorization.
10121021097 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42244.
The product of its (nonzero) digits is 252, while the sum is 24.
Adding to 10121021097 its reverse (79012012101), we get a palindrome (89133033198).
The spelling of 10121021097 in words is "ten billion, one hundred twenty-one million, twenty-one thousand, ninety-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •