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3109475741 = 28123110567
BaseRepresentation
bin1011100101010110…
…1101010110011101
322000201000201211012
42321111231112131
522332011210431
61232314505005
7140025051641
oct27125552635
98021021735
103109475741
111356244169
12729435165
133a7295098
14216d82c21
15132ebb22b
hexb956d59d

3109475741 has 4 divisors (see below), whose sum is σ = 3109614432. Its totient is φ = 3109337052.

The previous prime is 3109475717. The next prime is 3109475821. The reversal of 3109475741 is 1475749013.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3109475741 - 214 = 3109459357 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 (3109475141) 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 3 ways as a sum of consecutive naturals, for example, 27161 + ... + 83406.

It is an arithmetic number, because the mean of its divisors is an integer number (777403608).

Almost surely, 23109475741 is an apocalyptic number.

It is an amenable number.

3109475741 is a deficient number, since it is larger than the sum of its proper divisors (138691).

3109475741 is a wasteful number, since it uses less digits than its factorization.

3109475741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138690.

The product of its (nonzero) digits is 105840, while the sum is 41.

The square root of 3109475741 is about 55762.6733666886. The cubic root of 3109475741 is about 1459.5838779386.

The spelling of 3109475741 in words is "three billion, one hundred nine million, four hundred seventy-five thousand, seven hundred forty-one".

Divisors: 1 28123 110567 3109475741