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2021403104 = 2579024121
BaseRepresentation
bin111100001111100…
…0010100111100000
312012212121220202122
41320133002213200
513114434344404
6532325403412
7101043433340
oct17037024740
95185556678
102021403104
11948036086
12484b69568
13262a2c316
1415266ad20
15bc6de3be
hex787c29e0

2021403104 has 24 divisors (see below), whose sum is σ = 4548157488. Its totient is φ = 866315520.

The previous prime is 2021403073. The next prime is 2021403107. The reversal of 2021403104 is 4013041202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021403107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4511837 + ... + 4512284.

It is an arithmetic number, because the mean of its divisors is an integer number (189506562).

Almost surely, 22021403104 is an apocalyptic number.

It is an amenable number.

2021403104 is an abundant number, since it is smaller than the sum of its proper divisors (2526754384).

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

2021403104 is an equidigital number, since it uses as much as digits as its factorization.

2021403104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9024138 (or 9024130 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2021403104 is about 44960.0167259755. The cubic root of 2021403104 is about 1264.3994825017.

Adding to 2021403104 its reverse (4013041202), we get a palindrome (6034444306).

The spelling of 2021403104 in words is "two billion, twenty-one million, four hundred three thousand, one hundred four".

Divisors: 1 2 4 7 8 14 16 28 32 56 112 224 9024121 18048242 36096484 63168847 72192968 126337694 144385936 252675388 288771872 505350776 1010701552 2021403104