Base | Representation |
---|---|
bin | 111000100010111010… |
… | …0011000100100001110 |
3 | 102121102200210201012001 |
4 | 1301011310120210032 |
5 | 3442142143204202 |
6 | 131441231502514 |
7 | 11526105513646 |
oct | 1610564304416 |
9 | 377380721161 |
10 | 121430444302 |
11 | 475533580a2 |
12 | 1b64a987a3a |
13 | b5b266510b |
14 | 5c3d301526 |
15 | 325a860d87 |
hex | 1c45d1890e |
121430444302 has 8 divisors (see below), whose sum is σ = 182187774576. Its totient is φ = 60701186112.
The previous prime is 121430444251. The next prime is 121430444309. The reversal of 121430444302 is 203444034121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1214304443022 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121430444309) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7007203 + ... + 7024510.
It is an arithmetic number, because the mean of its divisors is an integer number (22773471822).
Almost surely, 2121430444302 is an apocalyptic number.
121430444302 is a deficient number, since it is larger than the sum of its proper divisors (60757330274).
121430444302 is a wasteful number, since it uses less digits than its factorization.
121430444302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14036042.
The product of its (nonzero) digits is 9216, while the sum is 28.
Adding to 121430444302 its reverse (203444034121), we get a palindrome (324874478423).
The spelling of 121430444302 in words is "one hundred twenty-one billion, four hundred thirty million, four hundred forty-four thousand, three hundred two".
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