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988200 = 23345261
BaseRepresentation
bin11110001010000101000
31212012120000
43301100220
5223110300
633103000
711254023
oct3612050
91765500
10988200
116154a4
123b7a60
13287a45
141ba1ba
15147c00
hexf1428

988200 has 120 divisors (see below), whose sum is σ = 3488430. Its totient is φ = 259200.

The previous prime is 988199. The next prime is 988213. The reversal of 988200 is 2889.

It can be written as a sum of positive squares in 3 ways, for example, as 443556 + 544644 = 666^2 + 738^2 .

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nialpdrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 16170 + ... + 16230.

2988200 is an apocalyptic number.

988200 is a gapful number since it is divisible by the number (90) 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 988200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1744215).

988200 is an abundant number, since it is smaller than the sum of its proper divisors (2500230).

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

988200 is a wasteful number, since it uses less digits than its factorization.

988200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89 (or 71 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 988200 is about 994.0824915469. The cubic root of 988200 is about 99.6051093329.

It can be divided in two parts, 9 and 88200, that added together give a square (88209 = 2972).

The spelling of 988200 in words is "nine hundred eighty-eight thousand, two hundred".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 27 30 36 40 45 50 54 60 61 72 75 81 90 100 108 120 122 135 150 162 180 183 200 216 225 244 270 300 305 324 360 366 405 450 488 540 549 600 610 648 675 732 810 900 915 1080 1098 1220 1350 1464 1525 1620 1647 1800 1830 2025 2196 2440 2700 2745 3050 3240 3294 3660 4050 4392 4575 4941 5400 5490 6100 6588 7320 8100 8235 9150 9882 10980 12200 13176 13725 16200 16470 18300 19764 21960 24705 27450 32940 36600 39528 41175 49410 54900 65880 82350 98820 109800 123525 164700 197640 247050 329400 494100 988200