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120235230 = 23251970313
BaseRepresentation
bin1110010101010…
…10010011011110
322101020120201200
413022222103132
5221240011410
615533020330
72656661013
oct712522336
9271216650
10120235230
1161962565
12343246a6
131bbaa00b
1411d7b70a
15a8503c0
hex72aa4de

120235230 has 48 divisors (see below), whose sum is σ = 329069520. Its totient is φ = 30374784.

The previous prime is 120235229. The next prime is 120235243. The reversal of 120235230 is 32532021.

120235230 is a `hidden beast` number, since 120 + 23 + 523 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33447 + ... + 36866.

It is an arithmetic number, because the mean of its divisors is an integer number (6855615).

Almost surely, 2120235230 is an apocalyptic number.

120235230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120235230 is an abundant number, since it is smaller than the sum of its proper divisors (208834290).

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

120235230 is a wasteful number, since it uses less digits than its factorization.

120235230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70345 (or 70342 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 120235230 is about 10965.1826250182. The cubic root of 120235230 is about 493.5644973182.

Adding to 120235230 its reverse (32532021), we get a palindrome (152767251).

The spelling of 120235230 in words is "one hundred twenty million, two hundred thirty-five thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 19 30 38 45 57 90 95 114 171 190 285 342 570 855 1710 70313 140626 210939 351565 421878 632817 703130 1054695 1265634 1335947 2109390 2671894 3164085 4007841 6328170 6679735 8015682 12023523 13359470 20039205 24047046 40078410 60117615 120235230