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429831319 = 1931372277
BaseRepresentation
bin11001100111101…
…011010010010111
31002221210200201111
4121213223102113
51340014100234
6110352435451
713436335351
oct3147532227
91087720644
10429831319
112006a06a5
12bbb48b87
136b087878
144112c0d1
1527b07664
hex199eb497

429831319 has 8 divisors (see below), whose sum is σ = 453905840. Its totient is φ = 405902016.

The previous prime is 429831307. The next prime is 429831361. The reversal of 429831319 is 913138924.

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

It is not a de Polignac number, because 429831319 - 25 = 429831287 is a prime.

It is a super-2 number, since 2×4298313192 = 369509925586559522, 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 (429831419) 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, 30192 + ... + 42085.

It is an arithmetic number, because the mean of its divisors is an integer number (56738230).

Almost surely, 2429831319 is an apocalyptic number.

429831319 is a deficient number, since it is larger than the sum of its proper divisors (24074521).

429831319 is a wasteful number, since it uses less digits than its factorization.

429831319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72609.

The product of its digits is 46656, while the sum is 40.

The square root of 429831319 is about 20732.3736942975. The cubic root of 429831319 is about 754.6855225833.

The spelling of 429831319 in words is "four hundred twenty-nine million, eight hundred thirty-one thousand, three hundred nineteen".

Divisors: 1 19 313 5947 72277 1373263 22622701 429831319