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29700306 = 2321986843
BaseRepresentation
bin111000101001…
…1000011010010
32001212221011100
41301103003102
530100402211
62540325230
7510306546
oct161230322
961787140
1029700306
1115846309
129b43816
1361cb75c
143d31a26
15291a156
hex1c530d2

29700306 has 24 divisors (see below), whose sum is σ = 67738320. Its totient is φ = 9378936.

The previous prime is 29700301. The next prime is 29700313. The reversal of 29700306 is 60300792.

It is a self number, because there is not a number n which added to its sum of digits gives 29700306.

It is not an unprimeable number, because it can be changed into a prime (29700301) 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 11 ways as a sum of consecutive naturals, for example, 43080 + ... + 43763.

It is an arithmetic number, because the mean of its divisors is an integer number (2822430).

Almost surely, 229700306 is an apocalyptic number.

29700306 is an abundant number, since it is smaller than the sum of its proper divisors (38038014).

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

29700306 is a wasteful number, since it uses less digits than its factorization.

29700306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86870 (or 86867 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 29700306 is about 5449.7987118792. The cubic root of 29700306 is about 309.6850981946.

The spelling of 29700306 in words is "twenty-nine million, seven hundred thousand, three hundred six".

Divisors: 1 2 3 6 9 18 19 38 57 114 171 342 86843 173686 260529 521058 781587 1563174 1650017 3300034 4950051 9900102 14850153 29700306