Base | Representation |
---|---|
bin | 10010101111011000… |
… | …000110110000011000 |
3 | 1220221100110201122212 |
4 | 102233120012300120 |
5 | 312202240413422 |
6 | 13124412334252 |
7 | 1311434613236 |
oct | 225730066030 |
9 | 56840421585 |
10 | 20122201112 |
11 | 8596504582 |
12 | 3a96a74388 |
13 | 1b88ac26a0 |
14 | d8c615956 |
15 | 7cb8589e2 |
hex | 4af606c18 |
20122201112 has 32 divisors (see below), whose sum is σ = 40681638480. Its totient is φ = 9275679360.
The previous prime is 20122201109. The next prime is 20122201157. The reversal of 20122201112 is 21110222102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34943 + ... + 203630.
Almost surely, 220122201112 is an apocalyptic number.
It is an amenable number.
20122201112 is an abundant number, since it is smaller than the sum of its proper divisors (20559437368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20122201112 is a wasteful number, since it uses less digits than its factorization.
20122201112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 239403 (or 239399 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 20122201112 its reverse (21110222102), we get a palindrome (41232423214).
The spelling of 20122201112 in words is "twenty billion, one hundred twenty-two million, two hundred one thousand, one hundred twelve".
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