Base | Representation |
---|---|
bin | 100010001110… |
… | …100011110001 |
3 | 121212211222220 |
4 | 202032203301 |
5 | 4244110104 |
6 | 520151253 |
7 | 136156656 |
oct | 42164361 |
9 | 17784886 |
10 | 8972529 |
11 | 5079215 |
12 | 3008529 |
13 | 1b21cb7 |
14 | 1297c2d |
15 | bc37d9 |
hex | 88e8f1 |
8972529 has 8 divisors (see below), whose sum is σ = 12189312. Its totient is φ = 5868720.
The previous prime is 8972501. The next prime is 8972567. The reversal of 8972529 is 9252798.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 8972529 - 28 = 8972273 is a prime.
It is not an unprimeable number, because it can be changed into a prime (8972569) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28057 + ... + 28374.
It is an arithmetic number, because the mean of its divisors is an integer number (1523664).
Almost surely, 28972529 is an apocalyptic number.
It is an amenable number.
8972529 is a deficient number, since it is larger than the sum of its proper divisors (3216783).
8972529 is a wasteful number, since it uses less digits than its factorization.
8972529 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56487.
The product of its digits is 90720, while the sum is 42.
The square root of 8972529 is about 2995.4180008807. The cubic root of 8972529 is about 207.7965296375.
The spelling of 8972529 in words is "eight million, nine hundred seventy-two thousand, five hundred twenty-nine".
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