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120108241 = 1119954869
BaseRepresentation
bin1110010100010…
…11010011010001
322101000010112101
413022023103101
5221221430431
615530200401
72655621541
oct712132321
9271003471
10120108241
1161886110
1234283101
131bb64286
1411d47321
15a827961
hex728b4d1

120108241 has 8 divisors (see below), whose sum is σ = 131688000. Its totient is φ = 108638640.

The previous prime is 120108239. The next prime is 120108251. The reversal of 120108241 is 142801021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120108241 - 21 = 120108239 is a prime.

It is a super-2 number, since 2×1201082412 = 28851979112228162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120108211) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 25246 + ... + 29623.

It is an arithmetic number, because the mean of its divisors is an integer number (16461000).

Almost surely, 2120108241 is an apocalyptic number.

120108241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

120108241 is a deficient number, since it is larger than the sum of its proper divisors (11579759).

120108241 is a wasteful number, since it uses less digits than its factorization.

120108241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55079.

The product of its (nonzero) digits is 128, while the sum is 19.

The square root of 120108241 is about 10959.3905396240. The cubic root of 120108241 is about 493.3906732211.

Adding to 120108241 its reverse (142801021), we get a palindrome (262909262).

The spelling of 120108241 in words is "one hundred twenty million, one hundred eight thousand, two hundred forty-one".

Divisors: 1 11 199 2189 54869 603559 10918931 120108241