Base | Representation |
---|---|
bin | 111000011100011101… |
… | …1001011000011000101 |
3 | 102120212121202022012210 |
4 | 1300320323023003011 |
5 | 3441221303321013 |
6 | 131403543134033 |
7 | 11520541010151 |
oct | 1607073130305 |
9 | 376777668183 |
10 | 121214120133 |
11 | 47452235597 |
12 | 1b5aa444319 |
13 | b5798b3852 |
14 | 5c1c6b0061 |
15 | 324687ecc3 |
hex | 1c38ecb0c5 |
121214120133 has 16 divisors (see below), whose sum is σ = 162673698816. Its totient is φ = 80283341040.
The previous prime is 121214120123. The next prime is 121214120141. The reversal of 121214120133 is 331021412121.
It is not a de Polignac number, because 121214120133 - 216 = 121214054597 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121214120113) 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, 186316 + ... + 526442.
It is an arithmetic number, because the mean of its divisors is an integer number (10167106176).
Almost surely, 2121214120133 is an apocalyptic number.
It is an amenable number.
121214120133 is a deficient number, since it is larger than the sum of its proper divisors (41459578683).
121214120133 is a wasteful number, since it uses less digits than its factorization.
121214120133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 340904.
The product of its (nonzero) digits is 288, while the sum is 21.
Adding to 121214120133 its reverse (331021412121), we get a palindrome (452235532254).
The spelling of 121214120133 in words is "one hundred twenty-one billion, two hundred fourteen million, one hundred twenty thousand, one hundred thirty-three".
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