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29079148 = 2272891667
BaseRepresentation
bin110111011101…
…1011001101100
32000201101002111
41232323121230
524421013043
62515133404
7502111600
oct156733154
960641074
1029079148
111546165a
1298a4264
136041ac7
143c0d500
15284609d
hex1bbb66c

29079148 has 36 divisors (see below), whose sum is σ = 59897880. Its totient is φ = 12315072.

The previous prime is 29079143. The next prime is 29079157. The reversal of 29079148 is 84197092.

It is a self number, because there is not a number n which added to its sum of digits gives 29079148.

It is not an unprimeable number, because it can be changed into a prime (29079143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16611 + ... + 18277.

It is an arithmetic number, because the mean of its divisors is an integer number (1663830).

Almost surely, 229079148 is an apocalyptic number.

29079148 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29079148, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29948940).

29079148 is an abundant number, since it is smaller than the sum of its proper divisors (30818732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29079148 is a wasteful number, since it uses less digits than its factorization.

29079148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1774 (or 1765 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 29079148 is about 5392.5085071792. The cubic root of 29079148 is about 307.5109318166.

The spelling of 29079148 in words is "twenty-nine million, seventy-nine thousand, one hundred forty-eight".

Divisors: 1 2 4 7 14 28 49 89 98 178 196 356 623 1246 1667 2492 3334 4361 6668 8722 11669 17444 23338 46676 81683 148363 163366 296726 326732 593452 1038541 2077082 4154164 7269787 14539574 29079148