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4929145279 = 25125317759
BaseRepresentation
bin1001001011100110…
…01100100110111111
3110201112001112011021
410211303030212333
540043330122104
62133040405011
7233102020642
oct44563144677
913645045137
104929145279
1120aa412893
12b56916767
13607281016
1434a8d9a59
151dcb0c754
hex125ccc9bf

4929145279 has 8 divisors (see below), whose sum is σ = 4951376640. Its totient is φ = 4906935000.

The previous prime is 4929145219. The next prime is 4929145313. The reversal of 4929145279 is 9725419294.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4929145279 - 211 = 4929143231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4929145219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 631402 + ... + 639160.

It is an arithmetic number, because the mean of its divisors is an integer number (618922080).

Almost surely, 24929145279 is an apocalyptic number.

4929145279 is a deficient number, since it is larger than the sum of its proper divisors (22231361).

4929145279 is a wasteful number, since it uses less digits than its factorization.

4929145279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10541.

The product of its digits is 1632960, while the sum is 52.

The square root of 4929145279 is about 70207.8719161890. The cubic root of 4929145279 is about 1701.8601644157.

The spelling of 4929145279 in words is "four billion, nine hundred twenty-nine million, one hundred forty-five thousand, two hundred seventy-nine".

Divisors: 1 251 2531 7759 635281 1947509 19638029 4929145279