Base | Representation |
---|---|
bin | 110000000100001100… |
… | …1100011110010010100 |
3 | 100212102120220001022100 |
4 | 1200020121203302110 |
5 | 3142343323224022 |
6 | 115230233402100 |
7 | 10312614440253 |
oct | 1401031436224 |
9 | 325376801270 |
10 | 103220133012 |
11 | 3a85908a757 |
12 | 18008269330 |
13 | 996c9aa0a9 |
14 | 4dd29aa79a |
15 | 2a41cb31ac |
hex | 1808663c94 |
103220133012 has 36 divisors (see below), whose sum is σ = 260942945536. Its totient is φ = 34403363280.
The previous prime is 103220133011. The next prime is 103220133047. The reversal of 103220133012 is 210331022301.
103220133012 is a `hidden beast` number, since 1 + 0 + 322 + 0 + 1 + 330 + 12 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103220133011) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 250587 + ... + 518877.
Almost surely, 2103220133012 is an apocalyptic number.
103220133012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
103220133012 is an abundant number, since it is smaller than the sum of its proper divisors (157722812524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103220133012 is a wasteful number, since it uses less digits than its factorization.
103220133012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 278988 (or 278983 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 103220133012 its reverse (210331022301), we get a palindrome (313551155313).
The spelling of 103220133012 in words is "one hundred three billion, two hundred twenty million, one hundred thirty-three thousand, twelve".
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