Search a number
-
+
231034221420300 = 2232523971301497011
BaseRepresentation
bin110100100001111111011000…
…101100101101111100001100
31010022000122201010101111220200
4310201333120230231330030
5220240231041140422200
62135211353415013500
766443446245025524
oct6441773054557414
91108018633344820
10231034221420300
1167684076a3a931
1221ab3b9136a290
139bbb5837c748c
14410a18a372684
151ba9ae4b19800
hexd21fd8b2df0c

231034221420300 has 216 divisors, whose sum is σ = 726547507222992. Its totient is φ = 61406579520000.

The previous prime is 231034221420293. The next prime is 231034221420311. The reversal of 231034221420300 is 3024122430132.

231034221420300 is a `hidden beast` number, since 2 + 3 + 1 + 0 + 342 + 2 + 14 + 2 + 0 + 300 = 666.

It is a super-2 number, since 2×2310342214203002 (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 464598795 + ... + 465095805.

Almost surely, 2231034221420300 is an apocalyptic number.

231034221420300 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 231034221420300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (363273753611496).

231034221420300 is an abundant number, since it is smaller than the sum of its proper divisors (495513285802692).

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

231034221420300 is a wasteful number, since it uses less digits than its factorization.

231034221420300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498729 (or 498719 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 231034221420300 its reverse (3024122430132), we get a palindrome (234058343850432).

The spelling of 231034221420300 in words is "two hundred thirty-one trillion, thirty-four billion, two hundred twenty-one million, four hundred twenty thousand, three hundred".