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131230111199998 = 277981038414233
BaseRepresentation
bin11101110101101001100100…
…001010010111001011111110
3122012122110212002020211211211
4131311221210022113023332
5114200033231431344443
61143034140354035034
736433030330323556
oct3565514412271376
9565573762224754
10131230111199998
11388a5417679578
1212875336878a7a
13582bc3c29a5a5
1424597dd7da166
1510288e2a2619d
hex775a642972fe

131230111199998 has 8 divisors (see below), whose sum is σ = 196845215437008. Its totient is φ = 65615039387664.

The previous prime is 131230111199897. The next prime is 131230111200007. The reversal of 131230111199998 is 899991111032131.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11389090 + ... + 19803322.

It is an arithmetic number, because the mean of its divisors is an integer number (24605651929626).

Almost surely, 2131230111199998 is an apocalyptic number.

131230111199998 is a deficient number, since it is larger than the sum of its proper divisors (65615104237010).

131230111199998 is an equidigital number, since it uses as much as digits as its factorization.

131230111199998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16212338.

The product of its (nonzero) digits is 944784, while the sum is 58.

The spelling of 131230111199998 in words is "one hundred thirty-one trillion, two hundred thirty billion, one hundred eleven million, one hundred ninety-nine thousand, nine hundred ninety-eight".

Divisors: 1 2 7798103 8414233 15596206 16828466 65615055599999 131230111199998