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200988000 = 2533531861
BaseRepresentation
bin10111111101011…
…01010101100000
3112000012020201000
423332231111200
5402423104000
631535512000
74660240563
oct1376552540
9460166630
10200988000
11a34a8294
1257388600
1332841c15
141c99c4da
15129a2000
hexbfad560

200988000 has 192 divisors, whose sum is σ = 731989440. Its totient is φ = 53568000.

The previous prime is 200987993. The next prime is 200988001. The reversal of 200988000 is 889002.

It is a super-2 number, since 2×2009880002 = 80792352288000000, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200988001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 107070 + ... + 108930.

It is an arithmetic number, because the mean of its divisors is an integer number (3812445).

Almost surely, 2200988000 is an apocalyptic number.

200988000 is a gapful number since it is divisible by the number (20) 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 200988000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (365994720).

200988000 is an abundant number, since it is smaller than the sum of its proper divisors (531001440).

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

200988000 is a wasteful number, since it uses less digits than its factorization.

200988000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1895 (or 1871 counting only the distinct ones).

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

The square root of 200988000 is about 14177.0236650716. The cubic root of 200988000 is about 585.7649427873.

It can be divided in two parts, 2009 and 88000, that added together give a palindrome (90009).

The spelling of 200988000 in words is "two hundred million, nine hundred eighty-eight thousand".