Base | Representation |
---|---|
bin | 1110011110011… |
… | …11111101101111 |
3 | 22110111200201001 |
4 | 13033033331233 |
5 | 222042004223 |
6 | 20014501131 |
7 | 3003130555 |
oct | 717177557 |
9 | 273450631 |
10 | 121438063 |
11 | 6260423a |
12 | 348047a7 |
13 | 1c20b656 |
14 | 121b1bd5 |
15 | a9db9ad |
hex | 73cff6f |
121438063 has 8 divisors (see below), whose sum is σ = 130803200. Its totient is φ = 112370328.
The previous prime is 121438061. The next prime is 121438069. The reversal of 121438063 is 360834121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 121438063 - 21 = 121438061 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 (121438061) 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, 73503 + ... + 75136.
It is an arithmetic number, because the mean of its divisors is an integer number (16350400).
Almost surely, 2121438063 is an apocalyptic number.
121438063 is a deficient number, since it is larger than the sum of its proper divisors (9365137).
121438063 is a wasteful number, since it uses less digits than its factorization.
121438063 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 148701.
The product of its (nonzero) digits is 3456, while the sum is 28.
The square root of 121438063 is about 11019.8939650071. The cubic root of 121438063 is about 495.2049119313.
The spelling of 121438063 in words is "one hundred twenty-one million, four hundred thirty-eight thousand, sixty-three".
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