Base | Representation |
---|---|
bin | 11000111110110… |
… | …100101011111001 |
3 | 1002012122121011211 |
4 | 120332310223321 |
5 | 1324243400123 |
6 | 105331123121 |
7 | 13246322530 |
oct | 3076645371 |
9 | 1065577154 |
10 | 419121913 |
11 | 1a5646551 |
12 | b84434a1 |
13 | 68aa8142 |
14 | 3d941317 |
15 | 26bde40d |
hex | 18fb4af9 |
419121913 has 8 divisors (see below), whose sum is σ = 479132928. Its totient is φ = 359145024.
The previous prime is 419121881. The next prime is 419121943. The reversal of 419121913 is 319121914.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 419121913 - 25 = 419121881 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (419121943) 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, 28545 + ... + 40657.
It is an arithmetic number, because the mean of its divisors is an integer number (59891616).
Almost surely, 2419121913 is an apocalyptic number.
It is an amenable number.
419121913 is a deficient number, since it is larger than the sum of its proper divisors (60011015).
419121913 is a wasteful number, since it uses less digits than its factorization.
419121913 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17063.
The product of its digits is 1944, while the sum is 31.
The square root of 419121913 is about 20472.4671937703. The cubic root of 419121913 is about 748.3649792367.
Subtracting from 419121913 its reverse (319121914), we obtain a palindrome (99999999).
The spelling of 419121913 in words is "four hundred nineteen million, one hundred twenty-one thousand, nine hundred thirteen".
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