Base | Representation |
---|---|
bin | 10010101110110010… |
… | …101110011001111100 |
3 | 1220220200000212212102 |
4 | 102232302232121330 |
5 | 312142233331134 |
6 | 13123422324232 |
7 | 1311255411440 |
oct | 225662563174 |
9 | 56820025772 |
10 | 20112402044 |
11 | 8590a21379 |
12 | 3a93729678 |
13 | 1b86a71417 |
14 | d8b1c4820 |
15 | 7caa7037e |
hex | 4aecae67c |
20112402044 has 48 divisors (see below), whose sum is σ = 42357208320. Its totient is φ = 8162985600.
The previous prime is 20112402029. The next prime is 20112402059. The reversal of 20112402044 is 44020421102.
It is an interprime number because it is at equal distance from previous prime (20112402029) and next prime (20112402059).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2043824 + ... + 2053640.
It is an arithmetic number, because the mean of its divisors is an integer number (882441840).
Almost surely, 220112402044 is an apocalyptic number.
It is an amenable number.
20112402044 is an abundant number, since it is smaller than the sum of its proper divisors (22244806276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20112402044 is a wasteful number, since it uses less digits than its factorization.
20112402044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13698 (or 13696 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 20.
Adding to 20112402044 its reverse (44020421102), we get a palindrome (64132823146).
The spelling of 20112402044 in words is "twenty billion, one hundred twelve million, four hundred two thousand, forty-four".
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