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29680758 = 2323674493
BaseRepresentation
bin111000100111…
…0010001110110
32001211221100100
41301032101312
530044241013
62540054530
7510165552
oct161162166
961757310
1029680758
1115832658
129b34446
1361c28a3
143d28862
152914473
hex1c4e476

29680758 has 24 divisors (see below), whose sum is σ = 64497888. Its totient is φ = 9864432.

The previous prime is 29680753. The next prime is 29680823. The reversal of 29680758 is 85708692.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29680751) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 4360 + ... + 8852.

It is an arithmetic number, because the mean of its divisors is an integer number (2687412).

Almost surely, 229680758 is an apocalyptic number.

29680758 is an abundant number, since it is smaller than the sum of its proper divisors (34817130).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29680758 is a wasteful number, since it uses less digits than its factorization.

29680758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4868 (or 4865 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 29680758 is about 5448.0049559449. The cubic root of 29680758 is about 309.6171409495.

The spelling of 29680758 in words is "twenty-nine million, six hundred eighty thousand, seven hundred fifty-eight".

Divisors: 1 2 3 6 9 18 367 734 1101 2202 3303 4493 6606 8986 13479 26958 40437 80874 1648931 3297862 4946793 9893586 14840379 29680758