Base | Representation |
---|---|
bin | 1110011011100… |
… | …10000100001110 |
3 | 22102210011010021 |
4 | 13031302010032 |
5 | 221442202304 |
6 | 20002332354 |
7 | 2666636344 |
oct | 715620416 |
9 | 272704107 |
10 | 121053454 |
11 | 62371285 |
12 | 3465a0ba |
13 | 1c105582 |
14 | 12111994 |
15 | a962a54 |
hex | 737210e |
121053454 has 8 divisors (see below), whose sum is σ = 181627488. Its totient is φ = 60510960.
The previous prime is 121053409. The next prime is 121053461. The reversal of 121053454 is 454350121.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8634 + ... + 17794.
It is an arithmetic number, because the mean of its divisors is an integer number (22703436).
Almost surely, 2121053454 is an apocalyptic number.
121053454 is a deficient number, since it is larger than the sum of its proper divisors (60574034).
121053454 is an equidigital number, since it uses as much as digits as its factorization.
121053454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15770.
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 121053454 is about 11002.4294589877. The cubic root of 121053454 is about 494.6815678056.
The spelling of 121053454 in words is "one hundred twenty-one million, fifty-three thousand, four hundred fifty-four".
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