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3050205631 = 11261413251
BaseRepresentation
bin1011010111001110…
…0111000110111111
321212120111111111221
42311303213012333
522221323040011
61222400254211
7135405214534
oct26563470677
97776444457
103050205631
111325841700
12711611367
13397c12405
1420d154d8b
1512cbae971
hexb5ce71bf

3050205631 has 12 divisors (see below), whose sum is σ = 3407675992. Its totient is φ = 2727450000.

The previous prime is 3050205611. The next prime is 3050205677. The reversal of 3050205631 is 1365020503.

It is a happy number.

It is not a de Polignac number, because 3050205631 - 213 = 3050197439 is a prime.

It is a super-2 number, since 2×30502056312 = 18607508782768216322, which contains 22 as substring.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3050205596 and 3050205605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3050205611) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 199245 + ... + 214006.

Almost surely, 23050205631 is an apocalyptic number.

3050205631 is a deficient number, since it is larger than the sum of its proper divisors (357470361).

3050205631 is a wasteful number, since it uses less digits than its factorization.

3050205631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413334 (or 413323 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 3050205631 is about 55228.6667501579. Note that the first 3 decimals coincide. The cubic root of 3050205631 is about 1450.2505521850.

The spelling of 3050205631 in words is "three billion, fifty million, two hundred five thousand, six hundred thirty-one".

Divisors: 1 11 61 121 671 7381 413251 4545761 25208311 50003371 277291421 3050205631