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230201400 = 2335211132683
BaseRepresentation
bin11011011100010…
…01100000111000
3121001011102221210
431232021200320
5432412421100
634502003120
75463452052
oct1556114070
9531142853
10230201400
11108a407a0
12651164a0
13388ccb60
14228048d2
1515322c50
hexdb89838

230201400 has 192 divisors, whose sum is σ = 838696320. Its totient is φ = 51494400.

The previous prime is 230201399. The next prime is 230201401. The reversal of 230201400 is 4102032.

It is an interprime number because it is at equal distance from previous prime (230201399) and next prime (230201401).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230201401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 84459 + ... + 87141.

It is an arithmetic number, because the mean of its divisors is an integer number (4368210).

Almost surely, 2230201400 is an apocalyptic number.

230201400 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 230201400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (419348160).

230201400 is an abundant number, since it is smaller than the sum of its proper divisors (608494920).

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

230201400 is a wasteful number, since it uses less digits than its factorization.

230201400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2726 (or 2717 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 230201400 is about 15172.3893965321. The cubic root of 230201400 is about 612.8713505420.

Adding to 230201400 its reverse (4102032), we get a palindrome (234303432).

The spelling of 230201400 in words is "two hundred thirty million, two hundred one thousand, four hundred".