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4838729287 = 75331341669
BaseRepresentation
bin1001000000110100…
…10010011001000111
3110111012220220201211
410200122102121013
534402203314122
62120050432251
7230623343320
oct44032223107
913435826654
104838729287
112063377a27
12b30592687
135c1614932
1433c8c1447
151d4bec877
hex120692647

4838729287 has 16 divisors (see below), whose sum is σ = 5652452160. Its totient is φ = 4056129792.

The previous prime is 4838729281. The next prime is 4838729293. The reversal of 4838729287 is 7829278384.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4838729281) and next prime (4838729293).

It is a cyclic number.

It is not a de Polignac number, because 4838729287 - 211 = 4838727239 is a prime.

It is a super-2 number, since 2×48387292872 = 46826602225743056738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4838729281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95289 + ... + 136957.

It is an arithmetic number, because the mean of its divisors is an integer number (353278260).

Almost surely, 24838729287 is an apocalyptic number.

4838729287 is a deficient number, since it is larger than the sum of its proper divisors (813722873).

4838729287 is a wasteful number, since it uses less digits than its factorization.

4838729287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42042.

The product of its digits is 10838016, while the sum is 58.

The square root of 4838729287 is about 69560.9753166242. The cubic root of 4838729287 is about 1691.3900642673.

The spelling of 4838729287 in words is "four billion, eight hundred thirty-eight million, seven hundred twenty-nine thousand, two hundred eighty-seven".

Divisors: 1 7 53 313 371 2191 16589 41669 116123 291683 2208457 13042397 15459199 91296779 691247041 4838729287