Base | Representation |
---|---|
bin | 10011000011101001… |
… | …01000100001011100 |
3 | 222102000122211220220 |
4 | 21201310220201130 |
5 | 131423131401022 |
6 | 4411120241340 |
7 | 511352050026 |
oct | 114164504134 |
9 | 28360584826 |
10 | 10231122012 |
11 | 4380224441 |
12 | 1b96470250 |
13 | c70850367 |
14 | 6d0b27016 |
15 | 3ed31385c |
hex | 261d2885c |
10231122012 has 24 divisors (see below), whose sum is σ = 23878106112. Its totient is φ = 3409590000.
The previous prime is 10231121987. The next prime is 10231122023. The reversal of 10231122012 is 21022113201.
It is a junction number, because it is equal to n+sod(n) for n = 10231121982 and 10231122000.
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, 42364 + ... + 149187.
It is an arithmetic number, because the mean of its divisors is an integer number (994921088).
Almost surely, 210231122012 is an apocalyptic number.
10231122012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
10231122012 is an abundant number, since it is smaller than the sum of its proper divisors (13646984100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10231122012 is a wasteful number, since it uses less digits than its factorization.
10231122012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 196009 (or 196007 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 10231122012 its reverse (21022113201), we get a palindrome (31253235213).
The spelling of 10231122012 in words is "ten billion, two hundred thirty-one million, one hundred twenty-two thousand, twelve".
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