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808614938 = 2643628783
BaseRepresentation
bin110000001100100…
…111110000011010
32002100112220011102
4300030213300122
53124001134223
6212123231402
726016053645
oct6014476032
92070486142
10808614938
1138549540a
121a6978562
13cb6ab1a1
147956ca5c
154aec9928
hex30327c1a

808614938 has 8 divisors (see below), whose sum is σ = 1214810688. Its totient is φ = 403678044.

The previous prime is 808614907. The next prime is 808614959. The reversal of 808614938 is 839416808.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 808614892 and 808614901.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313106 + ... + 315677.

It is an arithmetic number, because the mean of its divisors is an integer number (151851336).

Almost surely, 2808614938 is an apocalyptic number.

808614938 is a deficient number, since it is larger than the sum of its proper divisors (406195750).

808614938 is a wasteful number, since it uses less digits than its factorization.

808614938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629428.

The product of its (nonzero) digits is 331776, while the sum is 47.

The square root of 808614938 is about 28436.1554715120. The cubic root of 808614938 is about 931.6381264714.

The spelling of 808614938 in words is "eight hundred eight million, six hundred fourteen thousand, nine hundred thirty-eight".

Divisors: 1 2 643 1286 628783 1257566 404307469 808614938