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230003022 = 23139275783
BaseRepresentation
bin11011011010110…
…01000101001110
3121000210100211110
431231121011032
5432340044042
634453432450
75461664514
oct1555310516
9530710743
10230003022
11108915747
126503b726
1338860782
14227924b4
15152d409c
hexdb5914e

230003022 has 16 divisors (see below), whose sum is σ = 463317120. Its totient is φ = 76115832.

The previous prime is 230003003. The next prime is 230003023. The reversal of 230003022 is 220300032.

It is a junction number, because it is equal to n+sod(n) for n = 230002989 and 230003007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230003023) 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, 137058 + ... + 138725.

It is an arithmetic number, because the mean of its divisors is an integer number (28957320).

Almost surely, 2230003022 is an apocalyptic number.

230003022 is an abundant number, since it is smaller than the sum of its proper divisors (233314098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230003022 is a wasteful number, since it uses less digits than its factorization.

230003022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275927.

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 230003022 is about 15165.8505201654. The cubic root of 230003022 is about 612.6952509269.

Adding to 230003022 its reverse (220300032), we get a palindrome (450303054).

The spelling of 230003022 in words is "two hundred thirty million, three thousand, twenty-two".

Divisors: 1 2 3 6 139 278 417 834 275783 551566 827349 1654698 38333837 76667674 115001511 230003022