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29005293 = 39668431
BaseRepresentation
bin110111010100…
…1010111101101
32000120121210010
41232221113231
524411132133
62513403433
7501353352
oct156512755
960517703
1029005293
1115411119
129869579
1360172c5
143bd0629
15282e263
hex1ba95ed

29005293 has 4 divisors (see below), whose sum is σ = 38673728. Its totient is φ = 19336860.

The previous prime is 29005289. The next prime is 29005297. The reversal of 29005293 is 39250092.

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 an interprime number because it is at equal distance from previous prime (29005289) and next prime (29005297).

It is not a de Polignac number, because 29005293 - 22 = 29005289 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 29005293.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29005297) 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, 4834213 + ... + 4834218.

It is an arithmetic number, because the mean of its divisors is an integer number (9668432).

Almost surely, 229005293 is an apocalyptic number.

It is an amenable number.

29005293 is a deficient number, since it is larger than the sum of its proper divisors (9668435).

29005293 is an equidigital number, since it uses as much as digits as its factorization.

29005293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9668434.

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 29005293 is about 5385.6562274248. The cubic root of 29005293 is about 307.2503731246.

The spelling of 29005293 in words is "twenty-nine million, five thousand, two hundred ninety-three".

Divisors: 1 3 9668431 29005293