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13025144200950 = 23252737791414631
BaseRepresentation
bin1011110110001010011100…
…0101111101111011110110
31201010012011200202021121100
42331202213011331323312
53201400443403412300
643411400232030530
72513015133650610
oct275424705757366
951105150667540
1013025144200950
114171a29378062
12156443a532446
1373635c04012b
143305c55c7db0
15178c31d40700
hexbd8a717def6

13025144200950 has 288 divisors, whose sum is σ = 41594254940160. Its totient is φ = 2860042348800.

The previous prime is 13025144200933. The next prime is 13025144200951. The reversal of 13025144200950 is 5900244152031.

13025144200950 is a `hidden beast` number, since 1 + 30 + 2 + 514 + 4 + 20 + 0 + 95 + 0 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13025144200951) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 8500135 + ... + 9914765.

It is an arithmetic number, because the mean of its divisors is an integer number (144424496320).

Almost surely, 213025144200950 is an apocalyptic number.

13025144200950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13025144200950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20797127470080).

13025144200950 is an abundant number, since it is smaller than the sum of its proper divisors (28569110739210).

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

13025144200950 is a wasteful number, since it uses less digits than its factorization.

13025144200950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1414772 (or 1414764 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

Adding to 13025144200950 its reverse (5900244152031), we get a palindrome (18925388352981).

The spelling of 13025144200950 in words is "thirteen trillion, twenty-five billion, one hundred forty-four million, two hundred thousand, nine hundred fifty".