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542066254 = 22320895641
BaseRepresentation
bin100000010011110…
…100011001001110
31101202222211002221
4200103310121032
52102232110004
6125442205554
716301326042
oct4023643116
91352884087
10542066254
11258a89444
121316538ba
13883c3282
1451dc6022
15328c7354
hex204f464e

542066254 has 16 divisors (see below), whose sum is σ = 849008160. Its totient is φ = 259079040.

The previous prime is 542066209. The next prime is 542066269. The reversal of 542066254 is 452660245.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93274 + ... + 98914.

It is an arithmetic number, because the mean of its divisors is an integer number (53063010).

Almost surely, 2542066254 is an apocalyptic number.

542066254 is a deficient number, since it is larger than the sum of its proper divisors (306941906).

542066254 is a wasteful number, since it uses less digits than its factorization.

542066254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7755.

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 542066254 is about 23282.3163366534. The cubic root of 542066254 is about 815.3626067847.

The spelling of 542066254 in words is "five hundred forty-two million, sixty-six thousand, two hundred fifty-four".

Divisors: 1 2 23 46 2089 4178 5641 11282 48047 96094 129743 259486 11784049 23568098 271033127 542066254