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29210801 = 291099241
BaseRepresentation
bin110111101101…
…1100010110001
32000222001200112
41233123202301
524434221201
62522031105
7503200454
oct157334261
960861615
1029210801
1115541564
129948495
1360899c9
143c4549b
1528700bb
hex1bdb8b1

29210801 has 8 divisors (see below), whose sum is σ = 30498600. Its totient is φ = 27941760.

The previous prime is 29210789. The next prime is 29210821. The reversal of 29210801 is 10801292.

It can be written as a sum of positive squares in 4 ways, for example, as 16394401 + 12816400 = 4049^2 + 3580^2 .

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 29210801 - 210 = 29209777 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 (29210821) 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, 1460 + ... + 7781.

It is an arithmetic number, because the mean of its divisors is an integer number (3812325).

Almost surely, 229210801 is an apocalyptic number.

It is an amenable number.

29210801 is a deficient number, since it is larger than the sum of its proper divisors (1287799).

29210801 is a wasteful number, since it uses less digits than its factorization.

29210801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9379.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 29210801 is about 5404.7017494030. The cubic root of 29210801 is about 307.9743084490.

The spelling of 29210801 in words is "twenty-nine million, two hundred ten thousand, eight hundred one".

Divisors: 1 29 109 3161 9241 267989 1007269 29210801