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808935029 = 7613188519
BaseRepresentation
bin110000001101110…
…101111001110101
32002101011011020122
4300031311321311
53124041410104
6212134141325
726021556110
oct6015657165
92071134218
10808935029
11385693951
121a6ab1845
13cb790aa6
1479613577
154b03e6be
hex30375e75

808935029 has 8 divisors (see below), whose sum is σ = 926010240. Its totient is φ = 692238096.

The previous prime is 808935007. The next prime is 808935031. The reversal of 808935029 is 920539808.

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 808935029 - 28 = 808934773 is a prime.

It is a super-2 number, since 2×8089350292 = 1308751762286461682, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (808935079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89969 + ... + 98550.

It is an arithmetic number, because the mean of its divisors is an integer number (115751280).

Almost surely, 2808935029 is an apocalyptic number.

It is an amenable number.

808935029 is a deficient number, since it is larger than the sum of its proper divisors (117075211).

808935029 is a wasteful number, since it uses less digits than its factorization.

808935029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189139.

The product of its (nonzero) digits is 155520, while the sum is 44.

The square root of 808935029 is about 28441.7831543664. The cubic root of 808935029 is about 931.7610402035.

The spelling of 808935029 in words is "eight hundred eight million, nine hundred thirty-five thousand, twenty-nine".

Divisors: 1 7 613 4291 188519 1319633 115562147 808935029