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29200169 = 171990403
BaseRepresentation
bin110111101100…
…0111100101001
32000221112002202
41233120330221
524433401134
62521505545
7503124455
oct157307451
960845082
1029200169
1115534579
1299422b5
136084c0b
143c41665
15286bd7e
hex1bd8f29

29200169 has 8 divisors (see below), whose sum is σ = 32545440. Its totient is φ = 26035776.

The previous prime is 29200163. The next prime is 29200183. The reversal of 29200169 is 96100292.

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

It is not a de Polignac number, because 29200169 - 24 = 29200153 is a prime.

It is a super-2 number, since 2×292001692 = 1705299739257122, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (29200163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44879 + ... + 45524.

It is an arithmetic number, because the mean of its divisors is an integer number (4068180).

Almost surely, 229200169 is an apocalyptic number.

It is an amenable number.

29200169 is a deficient number, since it is larger than the sum of its proper divisors (3345271).

29200169 is a wasteful number, since it uses less digits than its factorization.

29200169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90439.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 29200169 is about 5403.7180718465. The cubic root of 29200169 is about 307.9369389364.

The spelling of 29200169 in words is "twenty-nine million, two hundred thousand, one hundred sixty-nine".

Divisors: 1 17 19 323 90403 1536851 1717657 29200169