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8235000085 = 513126692309
BaseRepresentation
bin1111010101101100…
…00010000100010101
3210020220121100102011
413222312002010111
5113331130000320
63441052344221
7411033226414
oct75266020425
923226540364
108235000085
1135464964a4
121719a75071
13a13133220
1458199b47b
15332e6a05a
hex1ead82115

8235000085 has 8 divisors (see below), whose sum is σ = 10642154040. Its totient is φ = 6081230784.

The previous prime is 8235000029. The next prime is 8235000113. The reversal of 8235000085 is 5800005328.

It can be written as a sum of positive squares in 4 ways, for example, as 1615441 + 8233384644 = 1271^2 + 90738^2 .

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 8235000085 - 231 = 6087516437 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63346090 + ... + 63346219.

It is an arithmetic number, because the mean of its divisors is an integer number (1330269255).

Almost surely, 28235000085 is an apocalyptic number.

It is an amenable number.

8235000085 is a deficient number, since it is larger than the sum of its proper divisors (2407153955).

8235000085 is a wasteful number, since it uses less digits than its factorization.

8235000085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126692327.

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 8235000085 is about 90746.9012418606. The cubic root of 8235000085 is about 2019.3946561275.

The spelling of 8235000085 in words is "eight billion, two hundred thirty-five million, eighty-five", and thus it is an aban number.

Divisors: 1 5 13 65 126692309 633461545 1647000017 8235000085