Search a number
-
+
29127168000 = 21233537243
BaseRepresentation
bin11011001000000111…
…010101000000000000
32210011220220102222000
4123020013111000000
5434123023334000
621214132144000
72050540562100
oct331007250000
983156812860
1029127168000
1111397588477
12578a768000
1329925c1668
1415a4561200
15b571b7000
hex6c81d5000

29127168000 has 1248 divisors, whose sum is σ = 128188494720. Its totient is φ = 6502809600.

The previous prime is 29127167989. The next prime is 29127168023. The reversal of 29127168000 is 86172192.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 677375979 + ... + 677376021.

It is an arithmetic number, because the mean of its divisors is an integer number (102715140).

Almost surely, 229127168000 is an apocalyptic number.

29127168000 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 29127168000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64094247360).

29127168000 is an abundant number, since it is smaller than the sum of its proper divisors (99061326720).

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

29127168000 is an equidigital number, since it uses as much as digits as its factorization.

29127168000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105 (or 60 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The spelling of 29127168000 in words is "twenty-nine billion, one hundred twenty-seven million, one hundred sixty-eight thousand".