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542253200 = 245210912437
BaseRepresentation
bin100000010100100…
…010000010010000
31101210100022112212
4200110202002100
52102304100300
6125450211252
716303035056
oct4024420220
91353308485
10542253200
112590a6945
12131723b28
138845a3a8
14520341d6
1532912935
hex20522090

542253200 has 60 divisors (see below), whose sum is σ = 1314820980. Its totient is φ = 214894080.

The previous prime is 542253191. The next prime is 542253203. The reversal of 542253200 is 2352245.

It can be written as a sum of positive squares in 6 ways, for example, as 59660176 + 482593024 = 7724^2 + 21968^2 .

It is not an unprimeable number, because it can be changed into a prime (542253203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37382 + ... + 49818.

It is an arithmetic number, because the mean of its divisors is an integer number (21913683).

Almost surely, 2542253200 is an apocalyptic number.

542253200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 542253200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (657410490).

542253200 is an abundant number, since it is smaller than the sum of its proper divisors (772567780).

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

542253200 is a wasteful number, since it uses less digits than its factorization.

542253200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12564 (or 12553 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 542253200 is about 23286.3307543288. The cubic root of 542253200 is about 815.4563291892.

The spelling of 542253200 in words is "five hundred forty-two million, two hundred fifty-three thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 109 200 218 400 436 545 872 1090 1744 2180 2725 4360 5450 8720 10900 12437 21800 24874 43600 49748 62185 99496 124370 198992 248740 310925 497480 621850 994960 1243700 1355633 2487400 2711266 4974800 5422532 6778165 10845064 13556330 21690128 27112660 33890825 54225320 67781650 108450640 135563300 271126600 542253200