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31002166606101 = 324142879898487
BaseRepresentation
bin1110000110010010000010…
…01000001011100100010101
311001202210000021222011210120
413003021001020023210111
513030414414122343401
6145534110531342153
76346555406112135
oct703110110134425
9131683007864716
1031002166606101
119972a439081a9
123588516a51959
13143b651546722
1479272745aac5
1538b686862836
hex1c324120b915

31002166606101 has 8 divisors (see below), whose sum is σ = 41507741736384. Its totient is φ = 20582351273280.

The previous prime is 31002166606079. The next prime is 31002166606133. The reversal of 31002166606101 is 10160666120013.

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

It is not a de Polignac number, because 31002166606101 - 27 = 31002166605973 is a prime.

It is a super-2 number, since 2×310021666061012 (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31002166606141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21439948521 + ... + 21439949966.

It is an arithmetic number, because the mean of its divisors is an integer number (5188467717048).

Almost surely, 231002166606101 is an apocalyptic number.

It is an amenable number.

31002166606101 is a deficient number, since it is larger than the sum of its proper divisors (10505575130283).

31002166606101 is a wasteful number, since it uses less digits than its factorization.

31002166606101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42879898731.

The product of its (nonzero) digits is 7776, while the sum is 33.

The spelling of 31002166606101 in words is "thirty-one trillion, two billion, one hundred sixty-six million, six hundred six thousand, one hundred one".

Divisors: 1 3 241 723 42879898487 128639695461 10334055535367 31002166606101