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29449430 = 2519232293
BaseRepresentation
bin111000001010…
…1110011010110
32001102012000122
41300111303112
530014340210
62531111542
7505213253
oct160256326
961365018
1029449430
111569487a
129a425b2
1361414ca
143ca842a
1528bab55
hex1c15cd6

29449430 has 48 divisors (see below), whose sum is σ = 58529520. Its totient is φ = 10638144.

The previous prime is 29449429. The next prime is 29449493. The reversal of 29449430 is 3494492.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 100364 + ... + 100656.

It is an arithmetic number, because the mean of its divisors is an integer number (1219365).

Almost surely, 229449430 is an apocalyptic number.

29449430 is a deficient number, since it is larger than the sum of its proper divisors (29080090).

29449430 is a wasteful number, since it uses less digits than its factorization.

29449430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365 (or 342 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 29449430 is about 5426.7329029537. The cubic root of 29449430 is about 308.8106701079.

The spelling of 29449430 in words is "twenty-nine million, four hundred forty-nine thousand, four hundred thirty".

Divisors: 1 2 5 10 19 23 38 46 95 115 190 230 293 437 529 586 874 1058 1465 2185 2645 2930 4370 5290 5567 6739 10051 11134 13478 20102 27835 33695 50255 55670 67390 100510 128041 154997 256082 309994 640205 774985 1280410 1549970 2944943 5889886 14724715 29449430