Search a number
-
+
231201010300200 = 233524373122757253
BaseRepresentation
bin110100100100011010101110…
…000101110011010100101000
31010022121121012221002111100220
4310210122232011303110220
5220300444132114101300
62135420140003330040
766461502365100513
oct6444325605632450
91108547187074326
10231201010300200
1167738885a09a36
1221b2037a680920
139c012143bb3a5
14411428d767d7a
151bae1075bbda0
hexd246ae173528

231201010300200 has 192 divisors, whose sum is σ = 743437571384640. Its totient is φ = 59394868807680.

The previous prime is 231201010300159. The next prime is 231201010300207. The reversal of 231201010300200 is 2003010102132.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 231201010300200.

It is not an unprimeable number, because it can be changed into a prime (231201010300207) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 59495227 + ... + 63262026.

It is an arithmetic number, because the mean of its divisors is an integer number (3872070684295).

Almost surely, 2231201010300200 is an apocalyptic number.

231201010300200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

231201010300200 is an abundant number, since it is smaller than the sum of its proper divisors (512236561084440).

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

231201010300200 is a wasteful number, since it uses less digits than its factorization.

231201010300200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122757388 (or 122757379 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 231201010300200 its reverse (2003010102132), we get a palindrome (233204020402332).

The spelling of 231201010300200 in words is "two hundred thirty-one trillion, two hundred one billion, ten million, three hundred thousand, two hundred".