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2401004420 = 225233515237
BaseRepresentation
bin1000111100011100…
…0110101110000100
320012022220122212122
42033013012232010
514404124120140
61034125505112
7113333125613
oct21707065604
96168818778
102401004420
111022339181
12570112198
132c357ab99
1418ac4187a
15e0bc3ab5
hex8f1c6b84

2401004420 has 24 divisors (see below), whose sum is σ = 5063759064. Its totient is φ = 956278016.

The previous prime is 2401004413. The next prime is 2401004461. The reversal of 2401004420 is 244001042.

It can be written as a sum of positive squares in 4 ways, for example, as 18783556 + 2382220864 = 4334^2 + 48808^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252959 + ... + 262278.

It is an arithmetic number, because the mean of its divisors is an integer number (210989961).

Almost surely, 22401004420 is an apocalyptic number.

2401004420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2401004420 is an abundant number, since it is smaller than the sum of its proper divisors (2662754644).

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

2401004420 is a wasteful number, since it uses less digits than its factorization.

2401004420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515479 (or 515477 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 2401004420 is about 49000.0451020201. The cubic root of 2401004420 is about 1339.0526496268.

Adding to 2401004420 its reverse (244001042), we get a palindrome (2645005462).

The spelling of 2401004420 in words is "two billion, four hundred one million, four thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 233 466 932 1165 2330 4660 515237 1030474 2060948 2576185 5152370 10304740 120050221 240100442 480200884 600251105 1200502210 2401004420