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4325448287 = 192313971209
BaseRepresentation
bin1000000011101000…
…10001101001011111
3102011110002112120102
410001310101221133
532324303321122
61553113211315
7212121463256
oct40164215137
912143075512
104325448287
11191a66a356
12a08700b3b
1353c18c774
142d066d79d
151a4b0e492
hex101d11a5f

4325448287 has 16 divisors (see below), whose sum is σ = 4785312000. Its totient is φ = 3891374784.

The previous prime is 4325448277. The next prime is 4325448289. The reversal of 4325448287 is 7828445234.

It is not a de Polignac number, because 4325448287 - 24 = 4325448271 is a prime.

It is a super-2 number, since 2×43254482872 = 37419005767022468738, which contains 22 as substring.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4325448289) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25139 + ... + 96347.

It is an arithmetic number, because the mean of its divisors is an integer number (299082000).

Almost surely, 24325448287 is an apocalyptic number.

4325448287 is a deficient number, since it is larger than the sum of its proper divisors (459863713).

4325448287 is a wasteful number, since it uses less digits than its factorization.

4325448287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71390.

The product of its digits is 1720320, while the sum is 47.

The square root of 4325448287 is about 65768.1403644652. The cubic root of 4325448287 is about 1629.3349548371.

The spelling of 4325448287 in words is "four billion, three hundred twenty-five million, four hundred forty-eight thousand, two hundred eighty-seven".

Divisors: 1 19 23 139 437 2641 3197 60743 71209 1352971 1637807 9898051 31118333 188062969 227655173 4325448287