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120225330 = 2335445279
BaseRepresentation
bin1110010101001…
…11111000110010
322101020002011000
413022213320302
5221234202310
615532502430
72656620111
oct712477062
9271202130
10120225330
1161956085
123431aa16
131bba5664
1411d77c78
15a84c4c0
hex72a7e32

120225330 has 32 divisors (see below), whose sum is σ = 320601600. Its totient is φ = 32060016.

The previous prime is 120225323. The next prime is 120225349. The reversal of 120225330 is 33522021.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222370 + ... + 222909.

It is an arithmetic number, because the mean of its divisors is an integer number (10018800).

Almost surely, 2120225330 is an apocalyptic number.

120225330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120225330 is an abundant number, since it is smaller than the sum of its proper divisors (200376270).

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

120225330 is a wasteful number, since it uses less digits than its factorization.

120225330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445295 (or 445289 counting only the distinct ones).

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

The square root of 120225330 is about 10964.7311868554. The cubic root of 120225330 is about 493.5509504772.

Adding to 120225330 its reverse (33522021), we get a palindrome (153747351).

The spelling of 120225330 in words is "one hundred twenty million, two hundred twenty-five thousand, three hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 270 445279 890558 1335837 2226395 2671674 4007511 4452790 6679185 8015022 12022533 13358370 20037555 24045066 40075110 60112665 120225330