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9030105 = 3257109263
BaseRepresentation
bin100010011100…
…100111011001
3121222202222100
4202130213121
54302430410
6521314013
7136516560
oct42344731
917882870
109030105
1151084a7
123035909
131b42276
1412b0bd7
15bd58c0
hex89c9d9

9030105 has 48 divisors (see below), whose sum is σ = 18120960. Its totient is φ = 4074624.

The previous prime is 9030101. The next prime is 9030121. The reversal of 9030105 is 5010309.

9030105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9030105 - 22 = 9030101 is a prime.

It is a super-2 number, since 2×90301052 = 163085592622050, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

9030105 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9030101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 34204 + ... + 34466.

It is an arithmetic number, because the mean of its divisors is an integer number (377520).

Almost surely, 29030105 is an apocalyptic number.

It is an amenable number.

9030105 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

9030105 is a wasteful number, since it uses less digits than its factorization.

9030105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390 (or 387 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 18.

The square root of 9030105 is about 3005.0133111186. The cubic root of 9030105 is about 208.2400535297.

The spelling of 9030105 in words is "nine million, thirty thousand, one hundred five".

Divisors: 1 3 5 7 9 15 21 35 45 63 105 109 263 315 327 545 763 789 981 1315 1635 1841 2289 2367 3815 3945 4905 5523 6867 9205 11445 11835 16569 27615 28667 34335 82845 86001 143335 200669 258003 430005 602007 1003345 1290015 1806021 3010035 9030105