Base | Representation |
---|---|
bin | 1010100010011001… |
… | …0011010011000111 |
3 | 21022010112102022022 |
4 | 2220212103103013 |
5 | 21243111102212 |
6 | 1144402553355 |
7 | 130044545366 |
oct | 25046232307 |
9 | 7263472268 |
10 | 2828612807 |
11 | 1221750739 |
12 | 66b36885b |
13 | 3610379b7 |
14 | 1cb9517dd |
15 | 1184dc772 |
hex | a89934c7 |
2828612807 has 4 divisors (see below), whose sum is σ = 2868452496. Its totient is φ = 2788773120.
The previous prime is 2828612771. The next prime is 2828612827. The reversal of 2828612807 is 7082168282.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2828612807 - 220 = 2827564231 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2828612827) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19919738 + ... + 19919879.
It is an arithmetic number, because the mean of its divisors is an integer number (717113124).
Almost surely, 22828612807 is an apocalyptic number.
2828612807 is a deficient number, since it is larger than the sum of its proper divisors (39839689).
2828612807 is an equidigital number, since it uses as much as digits as its factorization.
2828612807 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39839688.
The product of its (nonzero) digits is 172032, while the sum is 44.
The square root of 2828612807 is about 53184.7046339453. The cubic root of 2828612807 is about 1414.2445087382.
The spelling of 2828612807 in words is "two billion, eight hundred twenty-eight million, six hundred twelve thousand, eight hundred seven".
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