Base | Representation |
---|---|
bin | 111010001101… |
… | …1101100010001 |
3 | 2010102200111020 |
4 | 1310123230101 |
5 | 30303202004 |
6 | 3010110053 |
7 | 520301541 |
oct | 164335421 |
9 | 63380436 |
10 | 30522129 |
11 | 16257800 |
12 | a27b329 |
13 | 6428841 |
14 | 40a7321 |
15 | 2a2d8d9 |
hex | 1d1bb11 |
30522129 has 24 divisors (see below), whose sum is σ = 45709440. Its totient is φ = 18094560.
The previous prime is 30522109. The next prime is 30522133. The reversal of 30522129 is 92122503.
It is not a de Polignac number, because 30522129 - 25 = 30522097 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30522099 and 30522108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30522109) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16167 + ... + 17955.
It is an arithmetic number, because the mean of its divisors is an integer number (1904560).
Almost surely, 230522129 is an apocalyptic number.
It is an amenable number.
30522129 is a deficient number, since it is larger than the sum of its proper divisors (15187311).
30522129 is a wasteful number, since it uses less digits than its factorization.
30522129 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1861 (or 1850 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 24.
The square root of 30522129 is about 5524.6836108505. The cubic root of 30522129 is about 312.5155328813.
The spelling of 30522129 in words is "thirty million, five hundred twenty-two thousand, one hundred twenty-nine".
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