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120241141 = 313384157
BaseRepresentation
bin1110010101010…
…11101111110101
322101020212211121
413022223233311
5221240204031
615533103541
72660014156
oct712535765
9271225747
10120241141
1161966a49
1234327bb1
131bbac907
1411d7d92d
15a852011
hex72abbf5

120241141 has 4 divisors (see below), whose sum is σ = 120625612. Its totient is φ = 119856672.

The previous prime is 120241133. The next prime is 120241183. The reversal of 120241141 is 141142021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 141142021 = 532663057.

It can be written as a sum of positive squares in 2 ways, for example, as 11122225 + 109118916 = 3335^2 + 10446^2 .

It is a cyclic number.

It is not a de Polignac number, because 120241141 - 23 = 120241133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120241111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191766 + ... + 192391.

It is an arithmetic number, because the mean of its divisors is an integer number (30156403).

Almost surely, 2120241141 is an apocalyptic number.

It is an amenable number.

120241141 is a deficient number, since it is larger than the sum of its proper divisors (384471).

120241141 is an equidigital number, since it uses as much as digits as its factorization.

120241141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384470.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 120241141 is about 10965.4521566600. The cubic root of 120241141 is about 493.5725853856.

Adding to 120241141 its reverse (141142021), we get a palindrome (261383162).

The spelling of 120241141 in words is "one hundred twenty million, two hundred forty-one thousand, one hundred forty-one".

Divisors: 1 313 384157 120241141