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10000209958 = 231161293709
BaseRepresentation
bin10010101000000111…
…10001100000100110
3221210221011022010121
421110003301200212
5130440023204313
64332151112154
7502546245034
oct112403614046
927727138117
1010000209958
114271948832
121b3107265a
13c34a61bcb
146ac1b9554
153d7e0028d
hex2540f1826

10000209958 has 8 divisors (see below), whose sum is σ = 15484196160. Its totient is φ = 4838811240.

The previous prime is 10000209953. The next prime is 10000209959. The reversal of 10000209958 is 85990200001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000209953) 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 3 ways as a sum of consecutive naturals, for example, 80646793 + ... + 80646916.

It is an arithmetic number, because the mean of its divisors is an integer number (1935524520).

Almost surely, 210000209958 is an apocalyptic number.

10000209958 is a deficient number, since it is larger than the sum of its proper divisors (5483986202).

10000209958 is a wasteful number, since it uses less digits than its factorization.

10000209958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161293742.

The product of its (nonzero) digits is 6480, while the sum is 34.

Adding to 10000209958 its reverse (85990200001), we get a palindrome (95990409959).

The spelling of 10000209958 in words is "ten billion, two hundred nine thousand, nine hundred fifty-eight".

Divisors: 1 2 31 62 161293709 322587418 5000104979 10000209958