Base | Representation |
---|---|
bin | 1110010010111… |
… | …11110010100101 |
3 | 22100200002001122 |
4 | 13021133302211 |
5 | 221200230041 |
6 | 15522303325 |
7 | 2654250131 |
oct | 711376245 |
9 | 270602048 |
10 | 119930021 |
11 | 61774222 |
12 | 341b7b45 |
13 | 1bb01113 |
14 | 11cdc3c1 |
15 | a7dec4b |
hex | 725fca5 |
119930021 has 8 divisors (see below), whose sum is σ = 122330880. Its totient is φ = 117549792.
The previous prime is 119930017. The next prime is 119930039. The reversal of 119930021 is 120039911.
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 119930021 - 22 = 119930017 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (119930221) 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, 6860 + ... + 16938.
It is an arithmetic number, because the mean of its divisors is an integer number (15291360).
Almost surely, 2119930021 is an apocalyptic number.
It is an amenable number.
119930021 is a deficient number, since it is larger than the sum of its proper divisors (2400859).
119930021 is a wasteful number, since it uses less digits than its factorization.
119930021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10315.
The product of its (nonzero) digits is 486, while the sum is 26.
The square root of 119930021 is about 10951.2565945648. The cubic root of 119930021 is about 493.1465167476.
Adding to 119930021 its reverse (120039911), we get a palindrome (239969932).
The spelling of 119930021 in words is "one hundred nineteen million, nine hundred thirty thousand, twenty-one".
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