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828985160070144 = 210347112347167719
BaseRepresentation
bin1011110001111101010010010…
…1111111010111010000000000
311000201012012121010212000120000
42330133110211333113100000
51332124043101434221034
612055034305231320000
7336420126031226430
oct27437244577272000
94021165533760500
10828985160070144
1122015a6a5296510
1278b86a64980000
1329773c7160981c
141089d14ad5c2c0
1565c8c16a78599
hex2f1f525fd7400

828985160070144 has 3520 divisors, whose sum is σ = 3313360597155840. Its totient is φ = 200091212513280.

The previous prime is 828985160070143. The next prime is 828985160070289. The reversal of 828985160070144 is 441070061589828.

828985160070144 is a `hidden beast` number, since 8 + 2 + 8 + 9 + 8 + 5 + 1 + 600 + 7 + 0 + 14 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (828985160070143) by changing a digit.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 1152969624217 + ... + 1152969624935.

It is an arithmetic number, because the mean of its divisors is an integer number (941295624192).

Almost surely, 2828985160070144 is an apocalyptic number.

828985160070144 is a gapful number since it is divisible by the number (84) 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 828985160070144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1656680298577920).

828985160070144 is an abundant number, since it is smaller than the sum of its proper divisors (2484375437085696).

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

828985160070144 is a wasteful number, since it uses less digits than its factorization.

828985160070144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006 (or 979 counting only the distinct ones).

The product of its (nonzero) digits is 30965760, while the sum is 63.

The spelling of 828985160070144 in words is "eight hundred twenty-eight trillion, nine hundred eighty-five billion, one hundred sixty million, seventy thousand, one hundred forty-four".