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29482897 = 69142667
BaseRepresentation
bin111000001110…
…1111110010001
32001110212221011
41300131332101
530021423042
62531530521
7505412653
oct160357621
961425834
1029482897
1115707a34
129a59a41
136153802
143cb66d3
1528c5a17
hex1c1df91

29482897 has 4 divisors (see below), whose sum is σ = 29526256. Its totient is φ = 29439540.

The previous prime is 29482883. The next prime is 29482919. The reversal of 29482897 is 79828492.

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 a de Polignac number, because none of the positive numbers 2k-29482897 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 29482897.

It is not an unprimeable number, because it can be changed into a prime (29482847) 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, 20643 + ... + 22024.

It is an arithmetic number, because the mean of its divisors is an integer number (7381564).

Almost surely, 229482897 is an apocalyptic number.

It is an amenable number.

29482897 is a deficient number, since it is larger than the sum of its proper divisors (43359).

29482897 is an equidigital number, since it uses as much as digits as its factorization.

29482897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43358.

The product of its digits is 580608, while the sum is 49.

The square root of 29482897 is about 5429.8155585618. The cubic root of 29482897 is about 308.9276056389.

Subtracting 29482897 from its reverse (79828492), we obtain a triangular number (50345595 = T10034).

The spelling of 29482897 in words is "twenty-nine million, four hundred eighty-two thousand, eight hundred ninety-seven".

Divisors: 1 691 42667 29482897