Base | Representation |
---|---|
bin | 111000100010111001… |
… | …0110001001110010110 |
3 | 102121102200000012112201 |
4 | 1301011302301032112 |
5 | 3442142041133024 |
6 | 131441214435114 |
7 | 11526102101611 |
oct | 1610562611626 |
9 | 377380005481 |
10 | 121430021014 |
11 | 47553099075 |
12 | 1b64a802a9a |
13 | b5b2547553 |
14 | 5c3d231178 |
15 | 325a7ca744 |
hex | 1c45cb1396 |
121430021014 has 16 divisors (see below), whose sum is σ = 183178129680. Its totient is φ = 60370742880.
The previous prime is 121430020973. The next prime is 121430021017. The reversal of 121430021014 is 410120034121.
It is a super-3 number, since 3×1214300210143 (a number of 34 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 121430020982 and 121430021000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121430021017) 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, 2954872 + ... + 2995684.
It is an arithmetic number, because the mean of its divisors is an integer number (11448633105).
Almost surely, 2121430021014 is an apocalyptic number.
121430021014 is a deficient number, since it is larger than the sum of its proper divisors (61748108666).
121430021014 is a wasteful number, since it uses less digits than its factorization.
121430021014 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49215.
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 121430021014 its reverse (410120034121), we get a palindrome (531550055135).
The spelling of 121430021014 in words is "one hundred twenty-one billion, four hundred thirty million, twenty-one thousand, fourteen".
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