Base | Representation |
---|---|
bin | 111000010111010100… |
… | …0000000100010110111 |
3 | 102120102120121100202222 |
4 | 1300232220000202313 |
5 | 3440343034333330 |
6 | 131334451352555 |
7 | 11513342165030 |
oct | 1605650004267 |
9 | 376376540688 |
10 | 121041324215 |
11 | 47373743449 |
12 | 1b5605b275b |
13 | b54cb62a46 |
14 | 5c0376da87 |
15 | 32365eb0e5 |
hex | 1c2ea008b7 |
121041324215 has 64 divisors (see below), whose sum is σ = 176962268160. Its totient is φ = 77586647040.
The previous prime is 121041324199. The next prime is 121041324221. The reversal of 121041324215 is 512423140121.
It is a happy number.
It is not a de Polignac number, because 121041324215 - 24 = 121041324199 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 104076224 + ... + 104077386.
It is an arithmetic number, because the mean of its divisors is an integer number (2765035440).
Almost surely, 2121041324215 is an apocalyptic number.
121041324215 is a deficient number, since it is larger than the sum of its proper divisors (55920943945).
121041324215 is a wasteful number, since it uses less digits than its factorization.
121041324215 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2232.
The product of its (nonzero) digits is 1920, while the sum is 26.
Adding to 121041324215 its reverse (512423140121), we get a palindrome (633464464336).
The spelling of 121041324215 in words is "one hundred twenty-one billion, forty-one million, three hundred twenty-four thousand, two hundred fifteen".
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