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2000232401 = 17311562037
BaseRepresentation
bin111011100111001…
…0001111111010001
312011101210100000112
41313032101333101
513044024414101
6530251531105
7100365460226
oct16716217721
95141710015
102000232401
11937096232
12479a59a95
1325b52908b
1414d91994d
15ba90b6bb
hex77391fd1

2000232401 has 4 divisors (see below), whose sum is σ = 2011794612. Its totient is φ = 1988670192.

The previous prime is 2000232383. The next prime is 2000232407. The reversal of 2000232401 is 1042320002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1042320002 = 2521160001.

It can be written as a sum of positive squares in 2 ways, for example, as 1935912001 + 64320400 = 43999^2 + 8020^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000232401 - 214 = 2000216017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2000232407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5780846 + ... + 5781191.

It is an arithmetic number, because the mean of its divisors is an integer number (502948653).

Almost surely, 22000232401 is an apocalyptic number.

It is an amenable number.

2000232401 is a deficient number, since it is larger than the sum of its proper divisors (11562211).

2000232401 is a wasteful number, since it uses less digits than its factorization.

2000232401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11562210.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 2000232401 is about 44723.9577966888. The cubic root of 2000232401 is about 1259.9698491567.

Adding to 2000232401 its reverse (1042320002), we get a palindrome (3042552403).

The spelling of 2000232401 in words is "two billion, two hundred thirty-two thousand, four hundred one".

Divisors: 1 173 11562037 2000232401