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229480009 = 1121896529
BaseRepresentation
bin11011010110110…
…01011001001001
3120222210210101121
431223121121021
5432221330014
634434315241
75454355633
oct1553313111
9528723347
10229480009
11108598800
1264a28b21
13387096b5
1422697a53
151522e124
hexdad9649

229480009 has 6 divisors (see below), whose sum is σ = 252238490. Its totient is φ = 208618080.

The previous prime is 229480007. The next prime is 229480033. The reversal of 229480009 is 900084922.

It can be written as a sum of positive squares in only one way, i.e., 229431609 + 48400 = 15147^2 + 220^2 .

It is not a de Polignac number, because 229480009 - 21 = 229480007 is a prime.

It is a super-2 number, since 2×2294800092 = 105322149061280162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229480001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 948144 + ... + 948385.

Almost surely, 2229480009 is an apocalyptic number.

It is an amenable number.

229480009 is a deficient number, since it is larger than the sum of its proper divisors (22758481).

229480009 is a wasteful number, since it uses less digits than its factorization.

229480009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1896551 (or 1896540 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 229480009 is about 15148.5975918565. The cubic root of 229480009 is about 612.2304877851.

The spelling of 229480009 in words is "two hundred twenty-nine million, four hundred eighty thousand, nine".

Divisors: 1 11 121 1896529 20861819 229480009