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868088341 = 1701151031
BaseRepresentation
bin110011101111011…
…111101000010101
32020111110110100001
4303233133220111
53234212311331
6222050051301
730340425541
oct6357375025
92214413301
10868088341
1140601668a
12202879b31
1310ab02553
1483410a21
1551326561
hex33bdfa15

868088341 has 4 divisors (see below), whose sum is σ = 868156384. Its totient is φ = 868020300.

The previous prime is 868088329. The next prime is 868088363. The reversal of 868088341 is 143880868.

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, and also a brilliant number, because the two primes have the same length.

It is a 3-Lehmer number, since φ(868088341) divides (868088341-1)3.

It is a cyclic number.

It is not a de Polignac number, because 868088341 - 219 = 867564053 is a prime.

It is a deceptive number, since it divides R868088340.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 868088291 and 868088300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (868088371) 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, 8505 + ... + 42526.

It is an arithmetic number, because the mean of its divisors is an integer number (217039096).

It is a Poulet number, since it divides 2868088340-1.

Almost surely, 2868088341 is an apocalyptic number.

868088341 is the 17011-st octagonal number.

It is an amenable number.

868088341 is a deficient number, since it is larger than the sum of its proper divisors (68043).

868088341 is a wasteful number, since it uses less digits than its factorization.

868088341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68042.

The product of its (nonzero) digits is 294912, while the sum is 46.

The square root of 868088341 is about 29463.3389316282. The cubic root of 868088341 is about 953.9405448988.

The spelling of 868088341 in words is "eight hundred sixty-eight million, eighty-eight thousand, three hundred forty-one".

Divisors: 1 17011 51031 868088341