Base | Representation |
---|---|
bin | 1110100001100… |
… | …01110111001101 |
3 | 22111021001202112 |
4 | 13100301313031 |
5 | 222142322203 |
6 | 20031233405 |
7 | 3006420620 |
oct | 720616715 |
9 | 274231675 |
10 | 121839053 |
11 | 62858536 |
12 | 34978865 |
13 | 1c31c01b |
14 | 12277db7 |
15 | aa6a6d8 |
hex | 7431dcd |
121839053 has 8 divisors (see below), whose sum is σ = 141206400. Its totient is φ = 102962160.
The previous prime is 121839049. The next prime is 121839061. The reversal of 121839053 is 350938121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 121839053 - 22 = 121839049 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121839023) 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, 122078 + ... + 123071.
It is an arithmetic number, because the mean of its divisors is an integer number (17650800).
Almost surely, 2121839053 is an apocalyptic number.
It is an amenable number.
121839053 is a deficient number, since it is larger than the sum of its proper divisors (19367347).
121839053 is an equidigital number, since it uses as much as digits as its factorization.
121839053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 245227.
The product of its (nonzero) digits is 6480, while the sum is 32.
The square root of 121839053 is about 11038.0728843399. The cubic root of 121839053 is about 495.7493707008.
The spelling of 121839053 in words is "one hundred twenty-one million, eight hundred thirty-nine thousand, fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •