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550200 = 233527131
BaseRepresentation
bin10000110010100111000
31000221201210
42012110320
5120101300
615443120
74451040
oct2062470
91027653
10550200
11346412
122264a0
13163581
14104720
15ad050
hex86538

550200 has 96 divisors (see below), whose sum is σ = 1964160. Its totient is φ = 124800.

The previous prime is 550189. The next prime is 550211. The reversal of 550200 is 2055.

It is an interprime number because it is at equal distance from previous prime (550189) and next prime (550211).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is an unprimeable number.

550200 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4135 + ... + 4265.

It is an arithmetic number, because the mean of its divisors is an integer number (20460).

2550200 is an apocalyptic number.

550200 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 550200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (982080).

550200 is an abundant number, since it is smaller than the sum of its proper divisors (1413960).

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

550200 is a wasteful number, since it uses less digits than its factorization.

550200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 12.

The square root of 550200 is about 741.7546764261. The cubic root of 550200 is about 81.9420570234.

Adding to 550200 its reverse (2055), we get a palindrome (552255).

It can be divided in two parts, 5 and 50200, that added together give a palindrome (50205).

The spelling of 550200 in words is "five hundred fifty thousand, two hundred".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 25 28 30 35 40 42 50 56 60 70 75 84 100 105 120 131 140 150 168 175 200 210 262 280 300 350 393 420 524 525 600 655 700 786 840 917 1048 1050 1310 1400 1572 1834 1965 2100 2620 2751 3144 3275 3668 3930 4200 4585 5240 5502 6550 7336 7860 9170 9825 11004 13100 13755 15720 18340 19650 22008 22925 26200 27510 36680 39300 45850 55020 68775 78600 91700 110040 137550 183400 275100 550200