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881326080 = 21132573131
BaseRepresentation
bin110100100001111…
…111100000000000
32021102101000002200
4310201333200000
53301104413310
6223241513200
730561101535
oct6441774000
92242330080
10881326080
11412538368
122071a2800
13110788a2b
1485098d8c
155258d9c0
hex3487f800

881326080 has 288 divisors, whose sum is σ = 3119996880. Its totient is φ = 230031360.

The previous prime is 881326079. The next prime is 881326081. The reversal of 881326080 is 80623188.

It is an interprime number because it is at equal distance from previous prime (881326079) and next prime (881326081).

It is a tau number, because it is divible by the number of its divisors (288).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (881326081) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6727615 + ... + 6727745.

Almost surely, 2881326080 is an apocalyptic number.

881326080 is a gapful number since it is divisible by the number (80) 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 881326080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1559998440).

881326080 is an abundant number, since it is smaller than the sum of its proper divisors (2238670800).

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

881326080 is a wasteful number, since it uses less digits than its factorization.

881326080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237 (or 214 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The square root of 881326080 is about 29687.1366083023. The cubic root of 881326080 is about 958.7650787745.

The spelling of 881326080 in words is "eight hundred eighty-one million, three hundred twenty-six thousand, eighty".