Base | Representation |
---|---|
bin | 1110011011011… |
… | …11100111111110 |
3 | 22102202122101220 |
4 | 13031233213332 |
5 | 221441342304 |
6 | 20002214210 |
7 | 2666565240 |
oct | 715574776 |
9 | 272678356 |
10 | 121043454 |
11 | 62364814 |
12 | 34654366 |
13 | 1c100b5c |
14 | 1210c090 |
15 | a95ead9 |
hex | 736f9fe |
121043454 has 32 divisors (see below), whose sum is σ = 277399296. Its totient is φ = 34492800.
The previous prime is 121043449. The next prime is 121043491. The reversal of 121043454 is 454340121.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13249 + ... + 20435.
It is an arithmetic number, because the mean of its divisors is an integer number (8668728).
Almost surely, 2121043454 is an apocalyptic number.
121043454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
121043454 is an abundant number, since it is smaller than the sum of its proper divisors (156355842).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121043454 is a wasteful number, since it uses less digits than its factorization.
121043454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7600.
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 121043454 is about 11001.9750045162. The cubic root of 121043454 is about 494.6679458567.
Adding to 121043454 its reverse (454340121), we get a palindrome (575383575).
The spelling of 121043454 in words is "one hundred twenty-one million, forty-three thousand, four hundred fifty-four".
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