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200130000 = 243547953
BaseRepresentation
bin10111110110110…
…11110111010000
3111221120122202020
423323123313100
5402213130000
631505251440
74650035250
oct1373336720
9457518666
10200130000
11a2a716a4
1257033b80
1332601525
141c817960
1512882ba0
hexbedbdd0

200130000 has 200 divisors, whose sum is σ = 739113408. Its totient is φ = 45696000.

The previous prime is 200129987. The next prime is 200130013. The reversal of 200130000 is 31002.

It is an interprime number because it is at equal distance from previous prime (200129987) and next prime (200130013).

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (6).

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.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 209524 + ... + 210476.

Almost surely, 2200130000 is an apocalyptic number.

200130000 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 200130000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (369556704).

200130000 is an abundant number, since it is smaller than the sum of its proper divisors (538983408).

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

200130000 is an equidigital number, since it uses as much as digits as its factorization.

200130000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991 (or 970 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 6.

The square root of 200130000 is about 14146.7310711698. The cubic root of 200130000 is about 584.9302276345.

Adding to 200130000 its reverse (31002), we get a palindrome (200161002).

The spelling of 200130000 in words is "two hundred million, one hundred thirty thousand".