Base | Representation |
---|---|
bin | 111011000001… |
… | …0011110010010 |
3 | 2011020001222120 |
4 | 1312002132102 |
5 | 30410134442 |
6 | 3023115110 |
7 | 524004120 |
oct | 166023622 |
9 | 64201876 |
10 | 30943122 |
11 | 16515031 |
12 | a442a96 |
13 | 6545352 |
14 | 4176910 |
15 | 2ab34ec |
hex | 1d82792 |
30943122 has 16 divisors (see below), whose sum is σ = 70727232. Its totient is φ = 8840880.
The previous prime is 30943109. The next prime is 30943139. The reversal of 30943122 is 22134903.
It is a junction number, because it is equal to n+sod(n) for n = 30943092 and 30943101.
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, 368329 + ... + 368412.
It is an arithmetic number, because the mean of its divisors is an integer number (4420452).
Almost surely, 230943122 is an apocalyptic number.
30943122 is an abundant number, since it is smaller than the sum of its proper divisors (39784110).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30943122 is a wasteful number, since it uses less digits than its factorization.
30943122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 736753.
The product of its (nonzero) digits is 1296, while the sum is 24.
The square root of 30943122 is about 5562.6542225812. The cubic root of 30943122 is about 313.9458234793.
It can be divided in two parts, 3094 and 3122, that added together give a triangular number (6216 = T111).
The spelling of 30943122 in words is "thirty million, nine hundred forty-three thousand, one hundred twenty-two".
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