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29025288 = 23322913901
BaseRepresentation
bin110111010111…
…0010000001000
32000121122012200
41232232100020
524412302123
62514040200
7501465555
oct156562010
960548180
1029025288
1115425146
129879060
136023436
143bd7a2c
152835143
hex1bae408

29025288 has 48 divisors (see below), whose sum is σ = 81326700. Its totient is φ = 9340800.

The previous prime is 29025281. The next prime is 29025299. The reversal of 29025288 is 88252092.

It can be written as a sum of positive squares in 2 ways, for example, as 28068804 + 956484 = 5298^2 + 978^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (29025281) 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, 4863 + ... + 9038.

Almost surely, 229025288 is an apocalyptic number.

It is an amenable number.

29025288 is an abundant number, since it is smaller than the sum of its proper divisors (52301412).

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

29025288 is a wasteful number, since it uses less digits than its factorization.

29025288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13942 (or 13935 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 29025288 is about 5387.5122273643. The cubic root of 29025288 is about 307.3209586331.

The spelling of 29025288 in words is "twenty-nine million, twenty-five thousand, two hundred eighty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 29 36 58 72 87 116 174 232 261 348 522 696 1044 2088 13901 27802 41703 55604 83406 111208 125109 166812 250218 333624 403129 500436 806258 1000872 1209387 1612516 2418774 3225032 3628161 4837548 7256322 9675096 14512644 29025288