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425424054 = 231123280253
BaseRepresentation
bin11001010110110…
…111010010110110
31002122111210002110
4121112313102312
51332402032204
6110114151450
713354021236
oct3126672266
91078453073
10425424054
111a9160430
12ba582586
136a1a3813
1440701cc6
1527536889
hex195b74b6

425424054 has 32 divisors (see below), whose sum is σ = 968557824. Its totient is φ = 123310880.

The previous prime is 425424049. The next prime is 425424073. The reversal of 425424054 is 450424524.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 138609 + ... + 141644.

It is an arithmetic number, because the mean of its divisors is an integer number (30267432).

Almost surely, 2425424054 is an apocalyptic number.

425424054 is an abundant number, since it is smaller than the sum of its proper divisors (543133770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425424054 is a wasteful number, since it uses less digits than its factorization.

425424054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280292.

The product of its (nonzero) digits is 25600, while the sum is 30.

The square root of 425424054 is about 20625.8103840795. The cubic root of 425424054 is about 752.0972729063.

Adding to 425424054 its reverse (450424524), we get a palindrome (875848578).

The spelling of 425424054 in words is "four hundred twenty-five million, four hundred twenty-four thousand, fifty-four".

Divisors: 1 2 3 6 11 22 23 33 46 66 69 138 253 506 759 1518 280253 560506 840759 1681518 3082783 6165566 6445819 9248349 12891638 18496698 19337457 38674914 70904009 141808018 212712027 425424054