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29201297 = 255111447
BaseRepresentation
bin110111101100…
…1001110010001
32000221120122112
41233121032101
524433420142
62521515105
7503130656
oct157311621
960846575
1029201297
1115535404
129942a95
136085598
143c41c2d
15286c382
hex1bd9391

29201297 has 4 divisors (see below), whose sum is σ = 29215296. Its totient is φ = 29187300.

The previous prime is 29201281. The next prime is 29201299. The reversal of 29201297 is 79210292.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 29201297 - 24 = 29201281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29201299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3173 + ... + 8274.

It is an arithmetic number, because the mean of its divisors is an integer number (7303824).

Almost surely, 229201297 is an apocalyptic number.

It is an amenable number.

29201297 is a deficient number, since it is larger than the sum of its proper divisors (13999).

29201297 is a wasteful number, since it uses less digits than its factorization.

29201297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13998.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 29201297 is about 5403.8224434191. The cubic root of 29201297 is about 307.9409040778.

The spelling of 29201297 in words is "twenty-nine million, two hundred one thousand, two hundred ninety-seven".

Divisors: 1 2551 11447 29201297