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13811102430000 = 243541743961687
BaseRepresentation
bin1100100011111010010111…
…0110101011001100110000
31210220022212110211011001020
43020332211312223030300
53302240114210230000
645212422144335440
72623550664452121
oct310764566531460
953808773734036
1013811102430000
11444528a2a3477
121670826314580
137924c5b43ca5
1435a664ac2048
1518e3d24ecba0
hexc8fa5dab330

13811102430000 has 400 divisors, whose sum is σ = 47314972362240. Its totient is φ = 3458363904000.

The previous prime is 13811102429963. The next prime is 13811102430001. The reversal of 13811102430000 is 3420111831.

It is a tau number, because it is divible by the number of its divisors (400).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (13811102430001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 223859157 + ... + 223920843.

Almost surely, 213811102430000 is an apocalyptic number.

13811102430000 is a gapful number since it is divisible by the number (10) 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 13811102430000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23657486181120).

13811102430000 is an abundant number, since it is smaller than the sum of its proper divisors (33503869932240).

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

13811102430000 is a wasteful number, since it uses less digits than its factorization.

13811102430000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62174 (or 62153 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 13811102430000 its reverse (3420111831), we get a palindrome (13814522541831).

The spelling of 13811102430000 in words is "thirteen trillion, eight hundred eleven billion, one hundred two million, four hundred thirty thousand".