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120223230 = 2354007441
BaseRepresentation
bin1110010101001…
…11010111111110
322101012222021020
413022213113332
5221234120410
615532445010
72656611021
oct712472776
9271188236
10120223230
1161954546
1234319766
131bba470a
1411d771b8
15a84ba70
hex72a75fe

120223230 has 16 divisors (see below), whose sum is σ = 288535824. Its totient is φ = 32059520.

The previous prime is 120223219. The next prime is 120223261. The reversal of 120223230 is 32322021.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2003691 + ... + 2003750.

It is an arithmetic number, because the mean of its divisors is an integer number (18033489).

Almost surely, 2120223230 is an apocalyptic number.

120223230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120223230 is an abundant number, since it is smaller than the sum of its proper divisors (168312594).

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

120223230 is a wasteful number, since it uses less digits than its factorization.

120223230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4007451.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 120223230 is about 10964.6354248557. The cubic root of 120223230 is about 493.5480768092.

Adding to 120223230 its reverse (32322021), we get a palindrome (152545251).

The spelling of 120223230 in words is "one hundred twenty million, two hundred twenty-three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 4007441 8014882 12022323 20037205 24044646 40074410 60111615 120223230