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29047542 = 2319254803
BaseRepresentation
bin110111011001…
…1101011110110
32000122202201220
41232303223312
524414010132
62514331210
7501620466
oct156635366
960582656
1029047542
111543a937
129889b06
1360305c4
143c01ba6
15283ba2c
hex1bb3af6

29047542 has 16 divisors (see below), whose sum is σ = 61152960. Its totient is φ = 9172872.

The previous prime is 29047541. The next prime is 29047559. The reversal of 29047542 is 24574092.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29047541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127288 + ... + 127515.

It is an arithmetic number, because the mean of its divisors is an integer number (3822060).

Almost surely, 229047542 is an apocalyptic number.

29047542 is an abundant number, since it is smaller than the sum of its proper divisors (32105418).

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

29047542 is a wasteful number, since it uses less digits than its factorization.

29047542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254827.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 29047542 is about 5389.5771633775. The cubic root of 29047542 is about 307.3994806617.

The spelling of 29047542 in words is "twenty-nine million, forty-seven thousand, five hundred forty-two".

Divisors: 1 2 3 6 19 38 57 114 254803 509606 764409 1528818 4841257 9682514 14523771 29047542