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3105340141 = 14940015209
BaseRepresentation
bin1011100100010111…
…1011101011101101
322000102020121211211
42321011323223231
522324431341031
61232050114421
7136644645541
oct27105735355
98012217754
103105340141
11135397a012
12727b7ba11
133a6477897
142165c7a21
15132950bb1
hexb917baed

3105340141 has 8 divisors (see below), whose sum is σ = 3127563000. Its totient is φ = 3083136000.

The previous prime is 3105340111. The next prime is 3105340157. The reversal of 3105340141 is 1410435013.

It can be written as a sum of positive squares in 4 ways, for example, as 130074025 + 2975266116 = 11405^2 + 54546^2 .

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 3105340141 - 219 = 3104815853 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 (3105340111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 593545 + ... + 598753.

It is an arithmetic number, because the mean of its divisors is an integer number (390945375).

Almost surely, 23105340141 is an apocalyptic number.

It is an amenable number.

3105340141 is a deficient number, since it is larger than the sum of its proper divisors (22222859).

3105340141 is a wasteful number, since it uses less digits than its factorization.

3105340141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9359.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 3105340141 is about 55725.5788754141. The cubic root of 3105340141 is about 1458.9365090959.

Adding to 3105340141 its reverse (1410435013), we get a palindrome (4515775154).

The spelling of 3105340141 in words is "three billion, one hundred five million, three hundred forty thousand, one hundred forty-one".

Divisors: 1 149 4001 5209 596149 776141 20841209 3105340141