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542063660 = 225193317443
BaseRepresentation
bin100000010011110…
…011110000101100
31101202222200112212
4200103303300230
52102232014120
6125442145552
716301315345
oct4023636054
91352880485
10542063660
11258a874a6
121316522b8
13883c2038
1451dc50cc
15328c66c5
hex204f3c2c

542063660 has 48 divisors (see below), whose sum is σ = 1150432416. Its totient is φ = 214536192.

The previous prime is 542063657. The next prime is 542063677. The reversal of 542063660 is 66360245.

It is a super-2 number, since 2×5420636602 = 587666022985191200, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 1223399 + ... + 1223841.

It is an arithmetic number, because the mean of its divisors is an integer number (23967342).

Almost surely, 2542063660 is an apocalyptic number.

It is an amenable number.

542063660 is an abundant number, since it is smaller than the sum of its proper divisors (608368756).

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

542063660 is a wasteful number, since it uses less digits than its factorization.

542063660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962 (or 960 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 542063660 is about 23282.2606290712. The cubic root of 542063660 is about 815.3613061725.

The spelling of 542063660 in words is "five hundred forty-two million, sixty-three thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 193 317 386 443 634 772 886 965 1268 1585 1772 1930 2215 3170 3860 4430 6340 8860 61181 85499 122362 140431 170998 244724 280862 305905 341996 427495 561724 611810 702155 854990 1223620 1404310 1709980 2808620 27103183 54206366 108412732 135515915 271031830 542063660