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223802030 = 2583269641
BaseRepresentation
bin11010101011011…
…11001010101110
3120121010022200002
431111233022232
5424243131110
634112504302
75355200024
oct1525571256
9517108602
10223802030
1110536a861
1262b4b092
133749c14a
1421a1a714
15149abaa5
hexd56f2ae

223802030 has 16 divisors (see below), whose sum is σ = 407698704. Its totient is φ = 88441920.

The previous prime is 223802027. The next prime is 223802039. The reversal of 223802030 is 30208322.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 223801993 and 223802011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223802039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133991 + ... + 135650.

It is an arithmetic number, because the mean of its divisors is an integer number (25481169).

Almost surely, 2223802030 is an apocalyptic number.

223802030 is a deficient number, since it is larger than the sum of its proper divisors (183896674).

223802030 is a wasteful number, since it uses less digits than its factorization.

223802030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269731.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 223802030 is about 14960.0143716509. The cubic root of 223802030 is about 607.1388269035.

The spelling of 223802030 in words is "two hundred twenty-three million, eight hundred two thousand, thirty".

Divisors: 1 2 5 10 83 166 415 830 269641 539282 1348205 2696410 22380203 44760406 111901015 223802030