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2032230199981 = 19134930486959
BaseRepresentation
bin11101100100101010010…
…110111111001010101101
321012021112121122122120111
4131210222112333022231
5231244001412344411
64153332122020021
7266552362453462
oct35445226771255
97167477578514
102032230199981
11713955a710a3
12289a39947611
1311983b9a2b17
1470509197669
1537ce27db721
hex1d92a5bf2ad

2032230199981 has 8 divisors (see below), whose sum is σ = 2048723712000. Its totient is φ = 2015797662960.

The previous prime is 2032230199921. The next prime is 2032230200083. The reversal of 2032230199981 is 1899910322302.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2032230199981 is a prime.

It is a super-2 number, since 2×20322301999812 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2032230199921) 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, 15176821 + ... + 15310138.

It is an arithmetic number, because the mean of its divisors is an integer number (256090464000).

Almost surely, 22032230199981 is an apocalyptic number.

It is an amenable number.

2032230199981 is a deficient number, since it is larger than the sum of its proper divisors (16493512019).

2032230199981 is a wasteful number, since it uses less digits than its factorization.

2032230199981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30487499.

The product of its (nonzero) digits is 419904, while the sum is 49.

The spelling of 2032230199981 in words is "two trillion, thirty-two billion, two hundred thirty million, one hundred ninety-nine thousand, nine hundred eighty-one".

Divisors: 1 191 349 66659 30486959 5823009169 10639948691 2032230199981