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1030011223 = 19149363833
BaseRepresentation
bin111101011001001…
…011100101010111
32122210010222202211
4331121023211113
54102140324343
6250112414251
734344644113
oct7531134527
92583128684
101030011223
1148946174a
12248b47387
131355172c7
149ab20743
156065d79d
hex3d64b957

1030011223 has 8 divisors (see below), whose sum is σ = 1091502000. Its totient is φ = 969248448.

The previous prime is 1030011209. The next prime is 1030011259. The reversal of 1030011223 is 3221100301.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1030011223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030011263) 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, 179086 + ... + 184747.

It is an arithmetic number, because the mean of its divisors is an integer number (136437750).

Almost surely, 21030011223 is an apocalyptic number.

1030011223 is a deficient number, since it is larger than the sum of its proper divisors (61490777).

1030011223 is a wasteful number, since it uses less digits than its factorization.

1030011223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364001.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1030011223 is about 32093.7879191597. The cubic root of 1030011223 is about 1009.9053020386.

Adding to 1030011223 its reverse (3221100301), we get a palindrome (4251111524).

The spelling of 1030011223 in words is "one billion, thirty million, eleven thousand, two hundred twenty-three".

Divisors: 1 19 149 2831 363833 6912827 54211117 1030011223