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29300390 = 2572318199
BaseRepresentation
bin110111111000…
…1011010100110
32001010121120122
41233301122212
530000103030
62524001542
7504022610
oct157613246
961117518
1029300390
11155a28a9
1299902b2
1360bb712
143c69db0
15288b8e5
hex1bf16a6

29300390 has 32 divisors (see below), whose sum is σ = 62899200. Its totient is φ = 9608544.

The previous prime is 29300357. The next prime is 29300417. The reversal of 29300390 is 9300392.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7490 + ... + 10709.

It is an arithmetic number, because the mean of its divisors is an integer number (1965600).

Almost surely, 229300390 is an apocalyptic number.

29300390 is an abundant number, since it is smaller than the sum of its proper divisors (33598810).

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

29300390 is a wasteful number, since it uses less digits than its factorization.

29300390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18236.

The product of its (nonzero) digits is 1458, while the sum is 26.

The square root of 29300390 is about 5412.9834657054. The cubic root of 29300390 is about 308.2888376665.

The spelling of 29300390 in words is "twenty-nine million, three hundred thousand, three hundred ninety".

Divisors: 1 2 5 7 10 14 23 35 46 70 115 161 230 322 805 1610 18199 36398 90995 127393 181990 254786 418577 636965 837154 1273930 2092885 2930039 4185770 5860078 14650195 29300390