Base | Representation |
---|---|
bin | 10010101110100011… |
… | …100000100001001111 |
3 | 1220220101112012221022 |
4 | 102232203200201033 |
5 | 312140223204012 |
6 | 13123201024355 |
7 | 1311206455544 |
oct | 225643404117 |
9 | 56811465838 |
10 | 20108413007 |
11 | 8589747351 |
12 | 3a923250bb |
13 | 1b85ca5847 |
14 | d8a866bcb |
15 | 7ca533472 |
hex | 4ae8e084f |
20108413007 has 8 divisors (see below), whose sum is σ = 20528095680. Its totient is φ = 19690222240.
The previous prime is 20108413001. The next prime is 20108413009. The reversal of 20108413007 is 70031480102.
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 20108413007 - 26 = 20108412943 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20108413001) 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, 345719 + ... + 399672.
It is an arithmetic number, because the mean of its divisors is an integer number (2566011960).
Almost surely, 220108413007 is an apocalyptic number.
20108413007 is a deficient number, since it is larger than the sum of its proper divisors (419682673).
20108413007 is an equidigital number, since it uses as much as digits as its factorization.
20108413007 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 745953.
The product of its (nonzero) digits is 1344, while the sum is 26.
Adding to 20108413007 its reverse (70031480102), we get a palindrome (90139893109).
The spelling of 20108413007 in words is "twenty billion, one hundred eight million, four hundred thirteen thousand, seven".
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