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29438061 = 325313877
BaseRepresentation
bin111000001001…
…1000001101101
32001101121102120
41300103001231
530014004221
62530543153
7505135152
oct160230155
961347376
1029438061
1115687284
129a37ab9
136139293
143ca4229
1528b75c6
hex1c1306d

29438061 has 8 divisors (see below), whose sum is σ = 39276384. Its totient is φ = 19612560.

The previous prime is 29438047. The next prime is 29438081. The reversal of 29438061 is 16083492.

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

It is not a de Polignac number, because 29438061 - 25 = 29438029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29438081) 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 7 ways as a sum of consecutive naturals, for example, 5655 + ... + 9531.

It is an arithmetic number, because the mean of its divisors is an integer number (4909548).

Almost surely, 229438061 is an apocalyptic number.

It is an amenable number.

29438061 is a deficient number, since it is larger than the sum of its proper divisors (9838323).

29438061 is a wasteful number, since it uses less digits than its factorization.

29438061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6411.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 29438061 is about 5425.6853023374. The cubic root of 29438061 is about 308.7709260405.

The spelling of 29438061 in words is "twenty-nine million, four hundred thirty-eight thousand, sixty-one".

Divisors: 1 3 2531 3877 7593 11631 9812687 29438061