Base | Representation |
---|---|
bin | 11111011110101… |
… | …101110110111001 |
3 | 1100210210120220101 |
4 | 133132231312321 |
5 | 2040201131344 |
6 | 124223555401 |
7 | 16042110550 |
oct | 3736556671 |
9 | 1323716811 |
10 | 528145849 |
11 | 251140880 |
12 | 128a5bb61 |
13 | 8555b14a |
14 | 50200d97 |
15 | 315779d4 |
hex | 1f7addb9 |
528145849 has 32 divisors (see below), whose sum is σ = 695568384. Its totient is φ = 388798080.
The previous prime is 528145843. The next prime is 528145897. The reversal of 528145849 is 948541825.
It is not a de Polignac number, because 528145849 - 219 = 527621561 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 528145799 and 528145808.
It is not an unprimeable number, because it can be changed into a prime (528145843) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145197 + ... + 148789.
It is an arithmetic number, because the mean of its divisors is an integer number (21736512).
Almost surely, 2528145849 is an apocalyptic number.
It is an amenable number.
528145849 is a deficient number, since it is larger than the sum of its proper divisors (167422535).
528145849 is a wasteful number, since it uses less digits than its factorization.
528145849 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3717.
The product of its digits is 460800, while the sum is 46.
The square root of 528145849 is about 22981.4239985254. The cubic root of 528145849 is about 808.3224178307.
The spelling of 528145849 in words is "five hundred twenty-eight million, one hundred forty-five thousand, eight hundred forty-nine".
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