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29800801 = 231637949
BaseRepresentation
bin111000110101…
…1100101100001
32002002001000101
41301223211201
530112111201
62542422401
7511205542
oct161534541
962061011
1029800801
1115904868
129b91a01
136235414
143d5a4c9
152939d01
hex1c6b961

29800801 has 8 divisors (see below), whose sum is σ = 31291200. Its totient is φ = 28326672.

The previous prime is 29800789. The next prime is 29800811. The reversal of 29800801 is 10800892.

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 29800801 - 25 = 29800769 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 29800801.

It is not an unprimeable number, because it can be changed into a prime (29800811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226 + ... + 7723.

It is an arithmetic number, because the mean of its divisors is an integer number (3911400).

Almost surely, 229800801 is an apocalyptic number.

It is an amenable number.

29800801 is a deficient number, since it is larger than the sum of its proper divisors (1490399).

29800801 is a wasteful number, since it uses less digits than its factorization.

29800801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8135.

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 29800801 is about 5459.0109910129. The cubic root of 29800801 is about 310.0339921102.

The spelling of 29800801 in words is "twenty-nine million, eight hundred thousand, eight hundred one".

Divisors: 1 23 163 3749 7949 182827 1295687 29800801