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29809241 = 7111013833
BaseRepresentation
bin111000110110…
…1101001011001
32002002110120222
41301231221121
530112343431
62542525425
7511242260
oct161555131
962073528
1029809241
1115910140
129b96875
136239207
143d5d5d7
15293c57b
hex1c6da59

29809241 has 16 divisors (see below), whose sum is σ = 37542528. Its totient is φ = 22992000.

The previous prime is 29809229. The next prime is 29809261. The reversal of 29809241 is 14290892.

It is a cyclic number.

It is not a de Polignac number, because 29809241 - 210 = 29808217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (29809261) 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, 5861 + ... + 9693.

It is an arithmetic number, because the mean of its divisors is an integer number (2346408).

Almost surely, 229809241 is an apocalyptic number.

It is an amenable number.

29809241 is a deficient number, since it is larger than the sum of its proper divisors (7733287).

29809241 is a wasteful number, since it uses less digits than its factorization.

29809241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3952.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 29809241 is about 5459.7839700853. The cubic root of 29809241 is about 310.0632579892.

It can be divided in two parts, 2980 and 9241, that added together give a palindrome (12221).

The spelling of 29809241 in words is "twenty-nine million, eight hundred nine thousand, two hundred forty-one".

Divisors: 1 7 11 77 101 707 1111 3833 7777 26831 42163 295141 387133 2709931 4258463 29809241