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120330304400 = 24521717695633
BaseRepresentation
bin111000000010000111…
…1101011101110010000
3102111121000200210221202
41300010033223232100
53432414024220100
6131140132010332
711456616465665
oct1600417535620
9374530623852
10120330304400
1147039357769
121b3a24609a8
13b468765867
145b77167a6c
1531e3e9d7d5
hex1c043ebb90

120330304400 has 60 divisors (see below), whose sum is σ = 306099076932. Its totient is φ = 45300817920.

The previous prime is 120330304397. The next prime is 120330304411. The reversal of 120330304400 is 4403033021.

120330304400 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 395532544 + 119934771856 = 19888^2 + 346316^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

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 11 ways as a sum of consecutive naturals, for example, 8841017 + ... + 8854616.

Almost surely, 2120330304400 is an apocalyptic number.

120330304400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120330304400 is an abundant number, since it is smaller than the sum of its proper divisors (185768772532).

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

120330304400 is a wasteful number, since it uses less digits than its factorization.

120330304400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17695668 (or 17695657 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 120330304400 its reverse (4403033021), we get a palindrome (124733337421).

The spelling of 120330304400 in words is "one hundred twenty billion, three hundred thirty million, three hundred four thousand, four hundred".

Divisors: 1 2 4 5 8 10 16 17 20 25 34 40 50 68 80 85 100 136 170 200 272 340 400 425 680 850 1360 1700 3400 6800 17695633 35391266 70782532 88478165 141565064 176956330 283130128 300825761 353912660 442390825 601651522 707825320 884781650 1203303044 1415650640 1504128805 1769563300 2406606088 3008257610 3539126600 4813212176 6016515220 7078253200 7520644025 12033030440 15041288050 24066060880 30082576100 60165152200 120330304400