Base | Representation |
---|---|
bin | 10010110110010010… |
… | …010001011101110000 |
3 | 1221020102120122100211 |
4 | 102312102101131300 |
5 | 312421424100444 |
6 | 13144112553504 |
7 | 1314343055542 |
oct | 226622213560 |
9 | 57212518324 |
10 | 20238112624 |
11 | 8645983614 |
12 | 3b09852894 |
13 | 1ba6b17692 |
14 | d9db89692 |
15 | 7d6b02c34 |
hex | 4b6491770 |
20238112624 has 20 divisors (see below), whose sum is σ = 39216434680. Its totient is φ = 10117742400.
The previous prime is 20238112619. The next prime is 20238112673. The reversal of 20238112624 is 42621183202.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51547 + ... + 207685.
It is an arithmetic number, because the mean of its divisors is an integer number (1960821734).
Almost surely, 220238112624 is an apocalyptic number.
It is an amenable number.
20238112624 is a deficient number, since it is larger than the sum of its proper divisors (18978322056).
20238112624 is a wasteful number, since it uses less digits than its factorization.
20238112624 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 164248 (or 164242 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 31.
Adding to 20238112624 its reverse (42621183202), we get a palindrome (62859295826).
The spelling of 20238112624 in words is "twenty billion, two hundred thirty-eight million, one hundred twelve thousand, six hundred twenty-four".
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