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349673607 = 3297140013
BaseRepresentation
bin10100110101111…
…001100010000111
3220100222021000100
4110311321202013
51204004023412
654410415143
711444114403
oct2465714207
9810867010
10349673607
1116a421a58
12991314b3
13575a077a
1434624103
1520a71edc
hex14d79887

349673607 has 12 divisors (see below), whose sum is σ = 505616904. Its totient is φ = 232869840.

The previous prime is 349673593. The next prime is 349673609. The reversal of 349673607 is 706376943.

349673607 is a `hidden beast` number, since 34 + 9 + 6 + 7 + 3 + 607 = 666.

It is not a de Polignac number, because 349673607 - 24 = 349673591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349673609) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11268 + ... + 28745.

It is an arithmetic number, because the mean of its divisors is an integer number (42134742).

Almost surely, 2349673607 is an apocalyptic number.

349673607 is a deficient number, since it is larger than the sum of its proper divisors (155943297).

349673607 is a wasteful number, since it uses less digits than its factorization.

349673607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40990 (or 40987 counting only the distinct ones).

The product of its (nonzero) digits is 571536, while the sum is 45.

The square root of 349673607 is about 18699.5616793549. The cubic root of 349673607 is about 704.5107394579.

The spelling of 349673607 in words is "three hundred forty-nine million, six hundred seventy-three thousand, six hundred seven".

Divisors: 1 3 9 971 2913 8739 40013 120039 360117 38852623 116557869 349673607