Search a number
-
+
29079245 = 5132353367
BaseRepresentation
bin110111011101…
…1011011001101
32000201101020002
41232323123031
524421013440
62515134045
7502112066
oct156733315
960641202
1029079245
1115461738
1298a4325
136041b70
143c0d56d
152846115
hex1bbb6cd

29079245 has 32 divisors (see below), whose sum is σ = 40061952. Its totient is φ = 20097792.

The previous prime is 29079241. The next prime is 29079247. The reversal of 29079245 is 54297092.

It is not a de Polignac number, because 29079245 - 22 = 29079241 is a prime.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 29079199 and 29079208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29079241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79052 + ... + 79418.

It is an arithmetic number, because the mean of its divisors is an integer number (1251936).

Almost surely, 229079245 is an apocalyptic number.

It is an amenable number.

29079245 is a deficient number, since it is larger than the sum of its proper divisors (10982707).

29079245 is a wasteful number, since it uses less digits than its factorization.

29079245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 29079245 is about 5392.5175011306. The cubic root of 29079245 is about 307.5112737401.

The spelling of 29079245 in words is "twenty-nine million, seventy-nine thousand, two hundred forty-five".

Divisors: 1 5 13 23 53 65 115 265 299 367 689 1219 1495 1835 3445 4771 6095 8441 15847 19451 23855 42205 79235 97255 109733 252863 447373 548665 1264315 2236865 5815849 29079245