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120103441 = 555721613
BaseRepresentation
bin1110010100010…
…10001000010001
322100222212221121
413022022020101
5221221302231
615530122241
72655601543
oct712121021
9270885847
10120103441
1161882547
1234280381
131bb62033
1411d45693
15a826311
hex728a211

120103441 has 4 divisors (see below), whose sum is σ = 120130612. Its totient is φ = 120076272.

The previous prime is 120103439. The next prime is 120103457. The reversal of 120103441 is 144301021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 144301021 = 953315137.

It can be written as a sum of positive squares in 2 ways, for example, as 117939600 + 2163841 = 10860^2 + 1471^2 .

It is a cyclic number.

It is not a de Polignac number, because 120103441 - 21 = 120103439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120103411) 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, 5250 + ... + 16363.

It is an arithmetic number, because the mean of its divisors is an integer number (30032653).

Almost surely, 2120103441 is an apocalyptic number.

It is an amenable number.

120103441 is a deficient number, since it is larger than the sum of its proper divisors (27171).

120103441 is an equidigital number, since it uses as much as digits as its factorization.

120103441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27170.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 120103441 is about 10959.1715471563. The cubic root of 120103441 is about 493.3841005198.

Adding to 120103441 its reverse (144301021), we get a palindrome (264404462).

It can be divided in two parts, 12010 and 3441, that added together give a palindrome (15451).

The spelling of 120103441 in words is "one hundred twenty million, one hundred three thousand, four hundred forty-one".

Divisors: 1 5557 21613 120103441