Base | Representation |
---|---|
bin | 1110011110010… |
… | …11100110101010 |
3 | 22110110210012112 |
4 | 13033023212222 |
5 | 222040421302 |
6 | 20014242322 |
7 | 3003024521 |
oct | 717134652 |
9 | 273423175 |
10 | 121420202 |
11 | 625a1882 |
12 | 347b63a2 |
13 | 1c203497 |
14 | 121a94b8 |
15 | a9d6552 |
hex | 73cb9aa |
121420202 has 8 divisors (see below), whose sum is σ = 184324896. Its totient is φ = 59978572.
The previous prime is 121420181. The next prime is 121420207. The reversal of 121420202 is 202024121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (121420207) 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, 365558 + ... + 365889.
It is an arithmetic number, because the mean of its divisors is an integer number (23040612).
Almost surely, 2121420202 is an apocalyptic number.
121420202 is a deficient number, since it is larger than the sum of its proper divisors (62904694).
121420202 is an equidigital number, since it uses as much as digits as its factorization.
121420202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 731532.
The product of its (nonzero) digits is 64, while the sum is 14.
The square root of 121420202 is about 11019.0835372094. The cubic root of 121420202 is about 495.1806326447.
Adding to 121420202 its reverse (202024121), we get a palindrome (323444323).
The spelling of 121420202 in words is "one hundred twenty-one million, four hundred twenty thousand, two hundred two".
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