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1995195083676 = 2231491431114811
BaseRepresentation
bin11101000010001010111…
…001001110101110011100
321001201221120112210220020
4131002022321032232130
5230142124420134201
64124325134552140
7264101536250454
oct35021271165634
97051846483806
101995195083676
116aa180679063
12282822968650
131161b8c5b112
146c7d4690d64
1536d7625da36
hex1d08ae4eb9c

1995195083676 has 24 divisors (see below), whose sum is σ = 4655490585984. Its totient is φ = 665059972080.

The previous prime is 1995195083603. The next prime is 1995195083677. The reversal of 1995195083676 is 6763805915991.

It is a self number, because there is not a number n which added to its sum of digits gives 1995195083676.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1995195083677) 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, 1232311 + ... + 2347121.

It is an arithmetic number, because the mean of its divisors is an integer number (193978774416).

Almost surely, 21995195083676 is an apocalyptic number.

It is an amenable number.

1995195083676 is an abundant number, since it is smaller than the sum of its proper divisors (2660295502308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1995195083676 is a wasteful number, since it uses less digits than its factorization.

1995195083676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263961 (or 1263959 counting only the distinct ones).

The product of its (nonzero) digits is 110224800, while the sum is 69.

The spelling of 1995195083676 in words is "one trillion, nine hundred ninety-five billion, one hundred ninety-five million, eighty-three thousand, six hundred seventy-six".

Divisors: 1 2 3 4 6 12 149143 298286 447429 596572 894858 1114811 1789716 2229622 3344433 4459244 6688866 13377732 166266256973 332532513946 498798770919 665065027892 997597541838 1995195083676