Base | Representation |
---|---|
bin | 1010100010110100… |
… | …0100010001000001 |
3 | 21022020212112000001 |
4 | 2220231010101001 |
5 | 21244034324431 |
6 | 1144505000001 |
7 | 130065612634 |
oct | 25055042101 |
9 | 7266775001 |
10 | 2830386241 |
11 | 1222752091 |
12 | 66ba83001 |
13 | 361508c77 |
14 | 1cbc93c1b |
15 | 11873ce61 |
hex | a8b44441 |
2830386241 has 4 divisors (see below), whose sum is σ = 2830629312. Its totient is φ = 2830143172.
The previous prime is 2830386239. The next prime is 2830386263. The reversal of 2830386241 is 1426830382.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2830386241 - 21 = 2830386239 is a prime.
It is a super-2 number, since 2×28303862412 = 16022172546484220162, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2830386241.
It is not an unprimeable number, because it can be changed into a prime (2830386841) 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 3 ways as a sum of consecutive naturals, for example, 103141 + ... + 127666.
It is an arithmetic number, because the mean of its divisors is an integer number (707657328).
Almost surely, 22830386241 is an apocalyptic number.
It is an amenable number.
2830386241 is a deficient number, since it is larger than the sum of its proper divisors (243071).
2830386241 is a wasteful number, since it uses less digits than its factorization.
2830386241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 243070.
The product of its (nonzero) digits is 55296, while the sum is 37.
The square root of 2830386241 is about 53201.3744277345. The cubic root of 2830386241 is about 1414.5400063896.
The spelling of 2830386241 in words is "two billion, eight hundred thirty million, three hundred eighty-six thousand, two hundred forty-one".
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