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29079005 = 561671423
BaseRepresentation
bin110111011101…
…1010111011101
32000201100220012
41232323113131
524421012010
62515133005
7502111304
oct156732735
960640805
1029079005
111546153a
1298a4165
136041a17
143c0d43b
152846005
hex1bbb5dd

29079005 has 16 divisors (see below), whose sum is σ = 36021504. Its totient is φ = 22524480.

The previous prime is 29078983. The next prime is 29079007. The reversal of 29079005 is 50097092.

It is not a de Polignac number, because 29079005 - 224 = 12301789 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 (29079007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19724 + ... + 21146.

It is an arithmetic number, because the mean of its divisors is an integer number (2251344).

Almost surely, 229079005 is an apocalyptic number.

It is an amenable number.

29079005 is a deficient number, since it is larger than the sum of its proper divisors (6942499).

29079005 is a wasteful number, since it uses less digits than its factorization.

29079005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1556.

The product of its (nonzero) digits is 5670, while the sum is 32.

The square root of 29079005 is about 5392.4952480276. The cubic root of 29079005 is about 307.5104277425.

The spelling of 29079005 in words is "twenty-nine million, seventy-nine thousand, five".

Divisors: 1 5 61 67 305 335 1423 4087 7115 20435 86803 95341 434015 476705 5815801 29079005