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29995000207 = 99991299977
BaseRepresentation
bin11011111011110101…
…110110000110001111
32212102101212212221121
4123323311312012033
5442412210001312
621440212541411
72111206203124
oct337365660617
985371785847
1029995000207
11117a2439677
125991321867
132aa0334443
14164790674b
15ba848c707
hex6fbd7618f

29995000207 has 4 divisors (see below), whose sum is σ = 29995400176. Its totient is φ = 29994600240.

The previous prime is 29995000201. The next prime is 29995000219. The reversal of 29995000207 is 70200059992.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 29995000207 - 231 = 27847516559 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 (29995000201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49998 + ... + 249979.

It is an arithmetic number, because the mean of its divisors is an integer number (7498850044).

Almost surely, 229995000207 is an apocalyptic number.

29995000207 is a deficient number, since it is larger than the sum of its proper divisors (399969).

29995000207 is an equidigital number, since it uses as much as digits as its factorization.

29995000207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399968.

The product of its (nonzero) digits is 102060, while the sum is 43.

The spelling of 29995000207 in words is "twenty-nine billion, nine hundred ninety-five million, two hundred seven", and thus it is an aban number.

Divisors: 1 99991 299977 29995000207