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120010230 = 23255772311
BaseRepresentation
bin1110010011100…
…11010111110110
322100211011002100
413021303113312
5221210311410
615524122530
72655033024
oct711632766
9270734070
10120010230
116181950a
1234236446
131bb2b792
1411d1d714
15a8088c0
hex72735f6

120010230 has 48 divisors (see below), whose sum is σ = 312702624. Its totient is φ = 31933440.

The previous prime is 120010229. The next prime is 120010271. The reversal of 120010230 is 32010021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 50775 + ... + 53085.

It is an arithmetic number, because the mean of its divisors is an integer number (6514638).

Almost surely, 2120010230 is an apocalyptic number.

120010230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120010230 is an abundant number, since it is smaller than the sum of its proper divisors (192692394).

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

120010230 is a wasteful number, since it uses less digits than its factorization.

120010230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2901 (or 2898 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 120010230 is about 10954.9180736325. The cubic root of 120010230 is about 493.2564307731.

Adding to 120010230 its reverse (32010021), we get a palindrome (152020251).

The spelling of 120010230 in words is "one hundred twenty million, ten thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 577 1154 1731 2311 2885 3462 4622 5193 5770 6933 8655 10386 11555 13866 17310 20799 23110 25965 34665 41598 51930 69330 103995 207990 1333447 2666894 4000341 6667235 8000682 12001023 13334470 20001705 24002046 40003410 60005115 120010230