Base | Representation |
---|---|
bin | 10010110001010010… |
… | …101001010000100110 |
3 | 1221000120220201222200 |
4 | 102301102221100212 |
5 | 312234001332011 |
6 | 13131521035330 |
7 | 1312304633055 |
oct | 226122512046 |
9 | 57016821880 |
10 | 20154324006 |
11 | 8602654a23 |
12 | 3aa5785b46 |
13 | 1b9265ba0b |
14 | d929b839c |
15 | 7ce5a1856 |
hex | 4b14a9426 |
20154324006 has 24 divisors (see below), whose sum is σ = 43670866824. Its totient is φ = 6717621120.
The previous prime is 20154323989. The next prime is 20154324017. The reversal of 20154324006 is 60042345102.
20154324006 is a `hidden beast` number, since 201 + 54 + 3 + 2 + 400 + 6 = 666.
It is a super-2 number, since 2×201543240062 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 285526 + ... + 349046.
It is an arithmetic number, because the mean of its divisors is an integer number (1819619451).
Almost surely, 220154324006 is an apocalyptic number.
20154324006 is an abundant number, since it is smaller than the sum of its proper divisors (23516542818).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20154324006 is a wasteful number, since it uses less digits than its factorization.
20154324006 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81156 (or 81153 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
Adding to 20154324006 its reverse (60042345102), we get a palindrome (80196669108).
The spelling of 20154324006 in words is "twenty billion, one hundred fifty-four million, three hundred twenty-four thousand, six".
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