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102121000006 = 2192687394737
BaseRepresentation
bin101111100011011100…
…0101100110001000110
3100202120222200022021111
41133012320230301012
53133120434000011
6114525211235234
710243440114664
oct1370670546106
9322528608244
10102121000006
113a344707873
1217960148b1a
139826070c2c
144d2aa15c34
1529ca54e121
hex17c6e2cc46

102121000006 has 8 divisors (see below), whose sum is σ = 161243684280. Its totient is φ = 48373105248.

The previous prime is 102120999989. The next prime is 102121000019. The reversal of 102121000006 is 600000121201.

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

It is a self number, because there is not a number n which added to its sum of digits gives 102121000006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1343697331 + ... + 1343697406.

It is an arithmetic number, because the mean of its divisors is an integer number (20155460535).

Almost surely, 2102121000006 is an apocalyptic number.

102121000006 is a deficient number, since it is larger than the sum of its proper divisors (59122684274).

102121000006 is a wasteful number, since it uses less digits than its factorization.

102121000006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2687394758.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 102121000006 its reverse (600000121201), we get a palindrome (702121121207).

The spelling of 102121000006 in words is "one hundred two billion, one hundred twenty-one million, six", and thus it is an aban number.

Divisors: 1 2 19 38 2687394737 5374789474 51060500003 102121000006