Base | Representation |
---|---|
bin | 1110011100000… |
… | …00100110101001 |
3 | 22102220011210201 |
4 | 13032000212221 |
5 | 222001104001 |
6 | 20003512201 |
7 | 3000305062 |
oct | 716004651 |
9 | 272804721 |
10 | 121113001 |
11 | 62401a99 |
12 | 34688661 |
13 | 1c1266c9 |
14 | 12129569 |
15 | a975501 |
hex | 73809a9 |
121113001 has 8 divisors (see below), whose sum is σ = 125169408. Its totient is φ = 117066000.
The previous prime is 121112993. The next prime is 121113067. The reversal of 121113001 is 100311121.
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 121113001 - 23 = 121112993 is a prime.
It is a super-2 number, since 2×1211130012 = 29336718022452002, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121113071) 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, 32031 + ... + 35611.
It is an arithmetic number, because the mean of its divisors is an integer number (15646176).
Almost surely, 2121113001 is an apocalyptic number.
It is an amenable number.
121113001 is a deficient number, since it is larger than the sum of its proper divisors (4056407).
121113001 is a wasteful number, since it uses less digits than its factorization.
121113001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4703.
The product of its (nonzero) digits is 6, while the sum is 10.
The square root of 121113001 is about 11005.1352104370. The cubic root of 121113001 is about 494.7626668949.
Adding to 121113001 its reverse (100311121), we get a palindrome (221424122).
The spelling of 121113001 in words is "one hundred twenty-one million, one hundred thirteen thousand, one".
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