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120554041 = 638918869
BaseRepresentation
bin1110010111110…
…00001000111001
322101211210001111
413023320020321
5221330212131
615543520321
72662456336
oct713701071
9271753044
10120554041
1162060043
12344590a1
131bc8c16a
141202198d
15a8b4ab1
hex72f8239

120554041 has 4 divisors (see below), whose sum is σ = 120579300. Its totient is φ = 120528784.

The previous prime is 120554039. The next prime is 120554059. The reversal of 120554041 is 140455021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 54700816 + 65853225 = 7396^2 + 8115^2 .

It is a cyclic number.

It is not a de Polignac number, because 120554041 - 21 = 120554039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120552041) 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, 3046 + ... + 15823.

It is an arithmetic number, because the mean of its divisors is an integer number (30144825).

Almost surely, 2120554041 is an apocalyptic number.

It is an amenable number.

120554041 is a deficient number, since it is larger than the sum of its proper divisors (25259).

120554041 is an equidigital number, since it uses as much as digits as its factorization.

120554041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25258.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 120554041 is about 10979.7104242325. The cubic root of 120554041 is about 494.0003510409. Note that the first 3 decimals are identical.

The spelling of 120554041 in words is "one hundred twenty million, five hundred fifty-four thousand, forty-one".

Divisors: 1 6389 18869 120554041