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4434130240 = 26513856657
BaseRepresentation
bin1000010000100101…
…10111010101000000
3102110000121011011221
410020102313111000
533040114131430
62011554444424
7214611325261
oct41022672500
912400534157
104434130240
111975a50751
12a38b93714
13558852c07
14300c80968
151ae42b57a
hex1084b7540

4434130240 has 28 divisors (see below), whose sum is σ = 10558773396. Its totient is φ = 1773651968.

The previous prime is 4434130193. The next prime is 4434130243. The reversal of 4434130240 is 420314344.

It can be written as a sum of positive squares in 2 ways, for example, as 3446159616 + 987970624 = 58704^2 + 31432^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4434130243) 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, 6928009 + ... + 6928648.

Almost surely, 24434130240 is an apocalyptic number.

4434130240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4434130240 is an abundant number, since it is smaller than the sum of its proper divisors (6124643156).

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

4434130240 is a wasteful number, since it uses less digits than its factorization.

4434130240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13856674 (or 13856664 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 4434130240 is about 66589.2652009316. The cubic root of 4434130240 is about 1642.8685469800.

Adding to 4434130240 its reverse (420314344), we get a palindrome (4854444584).

The spelling of 4434130240 in words is "four billion, four hundred thirty-four million, one hundred thirty thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 160 320 13856657 27713314 55426628 69283285 110853256 138566570 221706512 277133140 443413024 554266280 886826048 1108532560 2217065120 4434130240