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120060225 = 355219763
BaseRepresentation
bin1110010011111…
…11100101000001
322100220200200000
413021333211001
5221213411400
615525150213
72655331545
oct711774501
9270820600
10120060225
116185302a
123425b369
131bb4846c
1411d33a25
15a818600
hex727f941

120060225 has 36 divisors (see below), whose sum is σ = 223016976. Its totient is φ = 64028880.

The previous prime is 120060223. The next prime is 120060229. The reversal of 120060225 is 522060021.

It is not a de Polignac number, because 120060225 - 21 = 120060223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120060198 and 120060207.

It is not an unprimeable number, because it can be changed into a prime (120060223) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3807 + ... + 15956.

It is an arithmetic number, because the mean of its divisors is an integer number (6194916).

Almost surely, 2120060225 is an apocalyptic number.

120060225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

120060225 is a deficient number, since it is larger than the sum of its proper divisors (102956751).

120060225 is an equidigital number, since it uses as much as digits as its factorization.

120060225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19788 (or 19771 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 120060225 is about 10957.1996878765. The cubic root of 120060225 is about 493.3249164115.

It can be divided in two parts, 1200 and 60225, that added together give a triangular number (61425 = T350).

The spelling of 120060225 in words is "one hundred twenty million, sixty thousand, two hundred twenty-five".

Divisors: 1 3 5 9 15 25 27 45 75 81 135 225 243 405 675 1215 2025 6075 19763 59289 98815 177867 296445 494075 533601 889335 1482225 1600803 2668005 4446675 4802409 8004015 13340025 24012045 40020075 120060225