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223372089 = 3224819121
BaseRepresentation
bin11010101000001…
…10001100111001
3120120022110220100
431110012030321
5424140401324
634055350013
75351426403
oct1524061471
9516273810
10223372089
111050a6836
1262982309
133737b545
1421947b73
15149244c9
hexd506339

223372089 has 6 divisors (see below), whose sum is σ = 322648586. Its totient is φ = 148914720.

The previous prime is 223372087. The next prime is 223372091. The reversal of 223372089 is 980273322.

It is an interprime number because it is at equal distance from previous prime (223372087) and next prime (223372091).

It can be written as a sum of positive squares in only one way, i.e., 156050064 + 67322025 = 12492^2 + 8205^2 .

It is not a de Polignac number, because 223372089 - 21 = 223372087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223372087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12409552 + ... + 12409569.

Almost surely, 2223372089 is an apocalyptic number.

It is an amenable number.

223372089 is a deficient number, since it is larger than the sum of its proper divisors (99276497).

223372089 is a wasteful number, since it uses less digits than its factorization.

223372089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24819127 (or 24819124 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 223372089 is about 14945.6377916769. The cubic root of 223372089 is about 606.7497908011.

The spelling of 223372089 in words is "two hundred twenty-three million, three hundred seventy-two thousand, eighty-nine".

Divisors: 1 3 9 24819121 74457363 223372089