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29920358 = 2131150783
BaseRepresentation
bin111001000100…
…0110001100110
32002022010000102
41302020301212
530124422413
62545144102
7512214236
oct162106146
962263012
1029920358
1115986676
12a02b032
136277970
143d8bcc6
152960458
hex1c88c66

29920358 has 8 divisors (see below), whose sum is σ = 48332928. Its totient is φ = 13809384.

The previous prime is 29920351. The next prime is 29920361. The reversal of 29920358 is 85302992.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29920351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 575366 + ... + 575417.

It is an arithmetic number, because the mean of its divisors is an integer number (6041616).

Almost surely, 229920358 is an apocalyptic number.

29920358 is a deficient number, since it is larger than the sum of its proper divisors (18412570).

29920358 is a wasteful number, since it uses less digits than its factorization.

29920358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1150798.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 29920358 is about 5469.9504568140. The cubic root of 29920358 is about 310.4480444616.

The spelling of 29920358 in words is "twenty-nine million, nine hundred twenty thousand, three hundred fifty-eight".

Divisors: 1 2 13 26 1150783 2301566 14960179 29920358