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4140040109 = 79443118297
BaseRepresentation
bin1111011011000011…
…1111111110101101
3101200112012211100212
43312300333332231
531434322240414
61522451232205
7204410521532
oct36660777655
911615184325
104140040109
111834a43457
129765a8665
1350c94409a
142b3ba8d89
151936d883e
hexf6c3ffad

4140040109 has 8 divisors (see below), whose sum is σ = 4201944960. Its totient is φ = 4078372896.

The previous prime is 4140040103. The next prime is 4140040133. The reversal of 4140040109 is 9010400414.

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 4140040109 - 212 = 4140036013 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4140040103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24152 + ... + 94145.

It is an arithmetic number, because the mean of its divisors is an integer number (525243120).

Almost surely, 24140040109 is an apocalyptic number.

It is an amenable number.

4140040109 is a deficient number, since it is larger than the sum of its proper divisors (61904851).

4140040109 is a wasteful number, since it uses less digits than its factorization.

4140040109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118819.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 4140040109 is about 64343.1434497880. The cubic root of 4140040109 is about 1605.7139590713.

The spelling of 4140040109 in words is "four billion, one hundred forty million, forty thousand, one hundred nine".

Divisors: 1 79 443 34997 118297 9345463 52405571 4140040109