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29144108 = 2271040861
BaseRepresentation
bin110111100101…
…1010000101100
32000211200012102
41233023100230
524430102413
62520354232
7502502150
oct157132054
960750172
1029144108
11154a6444
129915978
136065546
143c29060
15285a458
hex1bcb42c

29144108 has 12 divisors (see below), whose sum is σ = 58288272. Its totient is φ = 12490320.

The previous prime is 29144107. The next prime is 29144131. The reversal of 29144108 is 80144192.

29144108 is an admirable number.

It is a super-2 number, since 2×291441082 = 1698758062231328, which contains 22 as substring.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (29144107) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 520403 + ... + 520458.

It is an arithmetic number, because the mean of its divisors is an integer number (4857356).

Almost surely, 229144108 is an apocalyptic number.

29144108 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

29144108 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

29144108 is a wasteful number, since it uses less digits than its factorization.

29144108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040872 (or 1040870 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 29144108 is about 5398.5283179770. The cubic root of 29144108 is about 307.7397447311.

The spelling of 29144108 in words is "twenty-nine million, one hundred forty-four thousand, one hundred eight".

Divisors: 1 2 4 7 14 28 1040861 2081722 4163444 7286027 14572054 29144108