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120023230000 = 245417706019
BaseRepresentation
bin110111111000111110…
…0010010011000110000
3102110210121212211001211
41233301330102120300
53431301421330000
6131045442205504
711446200423232
oct1576174223060
9373717784054
10120023230000
11469a0a91173
121b317653894
13b419c5ba2b
145b48472252
1531c70437ba
hex1bf1f12630

120023230000 has 100 divisors (see below), whose sum is σ = 307682103960. Its totient is φ = 45185152000.

The previous prime is 120023229869. The next prime is 120023230003. The reversal of 120023230000 is 32320021.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (100).

It is not an unprimeable number, because it can be changed into a prime (120023230003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 183010 + ... + 523009.

Almost surely, 2120023230000 is an apocalyptic number.

120023230000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120023230000 is an abundant number, since it is smaller than the sum of its proper divisors (187658873960).

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

120023230000 is an equidigital number, since it uses as much as digits as its factorization.

120023230000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706064 (or 706043 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 120023230000 its reverse (32320021), we get a palindrome (120055550021).

The spelling of 120023230000 in words is "one hundred twenty billion, twenty-three million, two hundred thirty thousand".

Divisors: 1 2 4 5 8 10 16 17 20 25 34 40 50 68 80 85 100 125 136 170 200 250 272 340 400 425 500 625 680 850 1000 1250 1360 1700 2000 2125 2500 3400 4250 5000 6800 8500 10000 10625 17000 21250 34000 42500 85000 170000 706019 1412038 2824076 3530095 5648152 7060190 11296304 12002323 14120380 17650475 24004646 28240760 35300950 48009292 56481520 60011615 70601900 88252375 96018584 120023230 141203800 176504750 192037168 240046460 282407600 300058075 353009500 441261875 480092920 600116150 706019000 882523750 960185840 1200232300 1412038000 1500290375 1765047500 2400464600 3000580750 3530095000 4800929200 6001161500 7060190000 7501451875 12002323000 15002903750 24004646000 30005807500 60011615000 120023230000