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29052830 = 2517170899
BaseRepresentation
bin110111011010…
…0111110011110
32000200000222202
41232310332132
524414142310
62514411502
7501642062
oct156647636
960600882
1029052830
1115443904
129890b92
136032b31
143c03aa2
15283d3a5
hex1bb4f9e

29052830 has 16 divisors (see below), whose sum is σ = 55371600. Its totient is φ = 10937472.

The previous prime is 29052827. The next prime is 29052889. The reversal of 29052830 is 3825092.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 29052793 and 29052802.

It is a congruent number.

It is an unprimeable number.

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, 85280 + ... + 85619.

It is an arithmetic number, because the mean of its divisors is an integer number (3460725).

Almost surely, 229052830 is an apocalyptic number.

29052830 is a deficient number, since it is larger than the sum of its proper divisors (26318770).

29052830 is a wasteful number, since it uses less digits than its factorization.

29052830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170923.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 29052830 is about 5390.0677175709. The cubic root of 29052830 is about 307.4181331845.

The spelling of 29052830 in words is "twenty-nine million, fifty-two thousand, eight hundred thirty".

Divisors: 1 2 5 10 17 34 85 170 170899 341798 854495 1708990 2905283 5810566 14526415 29052830