Base | Representation |
---|---|
bin | 10000011011011101… |
… | …01010110100111101 |
3 | 211202200220021011020 |
4 | 20031232222310331 |
5 | 121030442204240 |
6 | 4015121014353 |
7 | 431401036005 |
oct | 101556526475 |
9 | 24680807136 |
10 | 8820272445 |
11 | 38168a5266 |
12 | 1861a843b9 |
13 | aa747342a |
14 | 5d95cd005 |
15 | 3695290d0 |
hex | 20dbaad3d |
8820272445 has 32 divisors (see below), whose sum is σ = 14470562304. Its totient is φ = 4585224000.
The previous prime is 8820272443. The next prime is 8820272459. The reversal of 8820272445 is 5442720288.
It is not a de Polignac number, because 8820272445 - 21 = 8820272443 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 8820272397 and 8820272406.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8820272443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 302770 + ... + 330620.
It is an arithmetic number, because the mean of its divisors is an integer number (452205072).
Almost surely, 28820272445 is an apocalyptic number.
It is an amenable number.
8820272445 is a deficient number, since it is larger than the sum of its proper divisors (5650289859).
8820272445 is a wasteful number, since it uses less digits than its factorization.
8820272445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28393.
The product of its (nonzero) digits is 286720, while the sum is 42.
The square root of 8820272445 is about 93916.3055331714. The cubic root of 8820272445 is about 2066.1443818801.
The spelling of 8820272445 in words is "eight billion, eight hundred twenty million, two hundred seventy-two thousand, four hundred forty-five".
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