Base | Representation |
---|---|
bin | 111000011001001000… |
… | …1011011101101101101 |
3 | 102120120211202011211022 |
4 | 1300302101123231231 |
5 | 3441004220440203 |
6 | 131344515103525 |
7 | 11515014252002 |
oct | 1606221335555 |
9 | 376524664738 |
10 | 121102515053 |
11 | 473a5237a93 |
12 | 1b578ba1ba5 |
13 | b55c738a40 |
14 | 5c0b93b8a9 |
15 | 323bb86a38 |
hex | 1c3245bb6d |
121102515053 has 8 divisors (see below), whose sum is σ = 130421335968. Its totient is φ = 111784157424.
The previous prime is 121102515041. The next prime is 121102515073. The reversal of 121102515053 is 350515201121.
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 121102515053 - 212 = 121102510957 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 (121102515073) 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, 583526 + ... + 763352.
It is an arithmetic number, because the mean of its divisors is an integer number (16302666996).
Almost surely, 2121102515053 is an apocalyptic number.
121102515053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
121102515053 is a deficient number, since it is larger than the sum of its proper divisors (9318820915).
121102515053 is a wasteful number, since it uses less digits than its factorization.
121102515053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 231643.
The product of its (nonzero) digits is 1500, while the sum is 26.
Adding to 121102515053 its reverse (350515201121), we get a palindrome (471617716174).
The spelling of 121102515053 in words is "one hundred twenty-one billion, one hundred two million, five hundred fifteen thousand, fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •