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3085207637 = 31127977813
BaseRepresentation
bin1011011111100100…
…1000100001010101
321222000100210020112
42313321020201111
522304303121022
61230050412405
7136311555311
oct26771104125
97860323215
103085207637
111343579186
12721291105
133a2249065
14213a66b41
15130cc58e2
hexb7e48855

3085207637 has 8 divisors (see below), whose sum is σ = 3187261440. Its totient is φ = 2983312080.

The previous prime is 3085207633. The next prime is 3085207661. The reversal of 3085207637 is 7367025803.

3085207637 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3085207637 - 22 = 3085207633 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3085207594 and 3085207603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3085207633) 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, 743 + ... + 78555.

It is an arithmetic number, because the mean of its divisors is an integer number (398407680).

Almost surely, 23085207637 is an apocalyptic number.

It is an amenable number.

3085207637 is a deficient number, since it is larger than the sum of its proper divisors (102053803).

3085207637 is a wasteful number, since it uses less digits than its factorization.

3085207637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79123.

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 3085207637 is about 55544.6454395021. The cubic root of 3085207637 is about 1455.7768177026.

The spelling of 3085207637 in words is "three billion, eighty-five million, two hundred seven thousand, six hundred thirty-seven".

Divisors: 1 31 1279 39649 77813 2412203 99522827 3085207637