Search a number
-
+
231010300302000 = 243531910331961671
BaseRepresentation
bin110100100001101001000110…
…111000111001001010110000
31010021221100222000120210120020
4310201221012320321022300
5220234333043334131000
62135152400014243440
766441641410623042
oct6441510670711260
91107840860523506
10231010300302000
1167674a1110467a
1221aab4161b6580
139bb92409594cb
144108d5b3cba92
151ba9194a0aba0
hexd21a46e392b0

231010300302000 has 320 divisors, whose sum is σ = 784735339914240. Its totient is φ = 58303971072000.

The previous prime is 231010300301993. The next prime is 231010300302013. The reversal of 231010300302000 is 203003010132.

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

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 116781165 + ... + 118742835.

It is an arithmetic number, because the mean of its divisors is an integer number (2452297937232).

Almost surely, 2231010300302000 is an apocalyptic number.

231010300302000 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 231010300302000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (392367669957120).

231010300302000 is an abundant number, since it is smaller than the sum of its proper divisors (553725039612240).

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

231010300302000 is a wasteful number, since it uses less digits than its factorization.

231010300302000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1962749 (or 1962733 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 231010300302000 its reverse (203003010132), we get a palindrome (231213303312132).

The spelling of 231010300302000 in words is "two hundred thirty-one trillion, ten billion, three hundred million, three hundred two thousand".