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425554141 = 629967559
BaseRepresentation
bin11001010111010…
…111000011011101
31002122202101112111
4121113113003131
51332420213031
6110121034021
713355102425
oct3127270335
91078671474
10425554141
111a923a141
12ba625911
136a21aaac
1440737485
15275601b1
hex195d70dd

425554141 has 4 divisors (see below), whose sum is σ = 425628000. Its totient is φ = 425480284.

The previous prime is 425554139. The next prime is 425554147. The reversal of 425554141 is 141455524.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 425554141 - 21 = 425554139 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 (425554147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27481 + ... + 40078.

It is an arithmetic number, because the mean of its divisors is an integer number (106407000).

Almost surely, 2425554141 is an apocalyptic number.

It is an amenable number.

425554141 is a deficient number, since it is larger than the sum of its proper divisors (73859).

425554141 is an equidigital number, since it uses as much as digits as its factorization.

425554141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73858.

The product of its digits is 16000, while the sum is 31.

The square root of 425554141 is about 20628.9636433826. The cubic root of 425554141 is about 752.1739243527.

The spelling of 425554141 in words is "four hundred twenty-five million, five hundred fifty-four thousand, one hundred forty-one".

Divisors: 1 6299 67559 425554141