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220053009 = 3116668273
BaseRepresentation
bin11010001110110…
…11111000010001
3120100001211222110
431013123320101
5422313144014
633500255533
75311263651
oct1507337021
9510054873
10220053009
1110323a0a0
12618415a9
13367888a7
1421322361
15144bad59
hexd1dbe11

220053009 has 8 divisors (see below), whose sum is σ = 320077152. Its totient is φ = 133365440.

The previous prime is 220053007. The next prime is 220053017. The reversal of 220053009 is 900350022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 220053009 - 21 = 220053007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220053007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3334104 + ... + 3334169.

It is an arithmetic number, because the mean of its divisors is an integer number (40009644).

Almost surely, 2220053009 is an apocalyptic number.

It is an amenable number.

220053009 is a deficient number, since it is larger than the sum of its proper divisors (100024143).

220053009 is a wasteful number, since it uses less digits than its factorization.

220053009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6668287.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 220053009 is about 14834.1837995894. The cubic root of 220053009 is about 603.7295554377.

The spelling of 220053009 in words is "two hundred twenty million, fifty-three thousand, nine".

Divisors: 1 3 11 33 6668273 20004819 73351003 220053009