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120234330 = 23255922643
BaseRepresentation
bin1110010101010…
…10000101011010
322101020112111100
413022222011122
5221234444310
615533012230
72656655256
oct712520532
9271215440
10120234330
1161961917
1234324076
131bba9798
1411d7b266
15a84eec0
hex72aa15a

120234330 has 48 divisors (see below), whose sum is σ = 317921760. Its totient is φ = 31517664.

The previous prime is 120234259. The next prime is 120234379. The reversal of 120234330 is 33432021.

It is a super-2 number, since 2×1202343302 = 28912588221097800, which contains 22 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6012 + ... + 16631.

It is an arithmetic number, because the mean of its divisors is an integer number (6623370).

Almost surely, 2120234330 is an apocalyptic number.

120234330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120234330 is an abundant number, since it is smaller than the sum of its proper divisors (197687430).

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

120234330 is a wasteful number, since it uses less digits than its factorization.

120234330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22715 (or 22712 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 120234330 is about 10965.1415859532. The cubic root of 120234330 is about 493.5632658179.

Adding to 120234330 its reverse (33432021), we get a palindrome (153666351).

The spelling of 120234330 in words is "one hundred twenty million, two hundred thirty-four thousand, three hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 59 90 118 177 295 354 531 590 885 1062 1770 2655 5310 22643 45286 67929 113215 135858 203787 226430 339645 407574 679290 1018935 1335937 2037870 2671874 4007811 6679685 8015622 12023433 13359370 20039055 24046866 40078110 60117165 120234330