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29119213 = 431374943
BaseRepresentation
bin110111100010…
…1001011101101
32000210102001101
41233011023231
524423303323
62520043101
7502336444
oct157051355
960712041
1029119213
1115489772
129903491
136057106
143c1dd5b
152852dad
hex1bc52ed

29119213 has 8 divisors (see below), whose sum is σ = 30019968. Its totient is φ = 28228704.

The previous prime is 29119201. The next prime is 29119217. The reversal of 29119213 is 31291192.

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

It is a cyclic number.

It is not a de Polignac number, because 29119213 - 29 = 29118701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29119217) 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, 3420 + ... + 8362.

It is an arithmetic number, because the mean of its divisors is an integer number (3752496).

Almost surely, 229119213 is an apocalyptic number.

It is an amenable number.

29119213 is a deficient number, since it is larger than the sum of its proper divisors (900755).

29119213 is a wasteful number, since it uses less digits than its factorization.

29119213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5123.

The product of its digits is 972, while the sum is 28.

The square root of 29119213 is about 5396.2221043986. Note that the first 3 decimals coincide. The cubic root of 29119213 is about 307.6520956440.

The spelling of 29119213 in words is "twenty-nine million, one hundred nineteen thousand, two hundred thirteen".

Divisors: 1 43 137 4943 5891 212549 677191 29119213