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120325025 = 5231315377
BaseRepresentation
bin1110010110000…
…00001110100001
322101102010220102
413023000032201
5221300400100
615534552145
72660513552
oct713001641
9271363812
10120325025
1161a13a77
1234368655
131bc0bb52
1411da2329
15a86bcd5
hex72c03a1

120325025 has 12 divisors (see below), whose sum is σ = 149689452. Its totient is φ = 95946240.

The previous prime is 120324989. The next prime is 120325027. The reversal of 120325025 is 520523021.

It can be written as a sum of positive squares in 6 ways, for example, as 1449616 + 118875409 = 1204^2 + 10903^2 .

It is not a de Polignac number, because 120325025 - 28 = 120324769 is a prime.

It is a super-2 number, since 2×1203250252 = 28956223282501250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120324988 and 120325006.

It is not an unprimeable number, because it can be changed into a prime (120325027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137 + ... + 15513.

It is an arithmetic number, because the mean of its divisors is an integer number (12474121).

Almost surely, 2120325025 is an apocalyptic number.

It is an amenable number.

120325025 is a deficient number, since it is larger than the sum of its proper divisors (29364427).

120325025 is a wasteful number, since it uses less digits than its factorization.

120325025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15700 (or 15695 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 120325025 is about 10969.2764118697. The cubic root of 120325025 is about 493.6873359559.

Adding to 120325025 its reverse (520523021), we get a palindrome (640848046).

The spelling of 120325025 in words is "one hundred twenty million, three hundred twenty-five thousand, twenty-five".

Divisors: 1 5 25 313 1565 7825 15377 76885 384425 4813001 24065005 120325025