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2929920480 = 2532537127433
BaseRepresentation
bin1010111010100011…
…0000100111100000
321120012011101022100
42232220300213200
522000024423410
61202422210400
7132414625134
oct25650604740
97505141270
102929920480
111273955693
12699283a00
13379018776
141db1a33c4
1512234e8c0
hexaea309e0

2929920480 has 288 divisors, whose sum is σ = 10373336064. Its totient is φ = 752467968.

The previous prime is 2929920467. The next prime is 2929920491. The reversal of 2929920480 is 840299292.

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 (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6766344 + ... + 6766776.

It is an arithmetic number, because the mean of its divisors is an integer number (36018528).

Almost surely, 22929920480 is an apocalyptic number.

2929920480 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 2929920480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5186668032).

2929920480 is an abundant number, since it is smaller than the sum of its proper divisors (7443415584).

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

2929920480 is a wasteful number, since it uses less digits than its factorization.

2929920480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618 (or 607 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 2929920480 is about 54128.7398707932. The cubic root of 2929920480 is about 1430.9307322164.

The spelling of 2929920480 in words is "two billion, nine hundred twenty-nine million, nine hundred twenty thousand, four hundred eighty".