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92241213605 = 518448242721
BaseRepresentation
bin101010111101000000…
…0010011100010100101
322211002110010011012122
41111322000103202211
53002402222313410
6110213001155325
76443552244002
oct1257200234245
9284073104178
1092241213605
1136134840042
1215a6348bb45
138910253988
1446708268a9
1525eced9e55
hex157a0138a5

92241213605 has 4 divisors (see below), whose sum is σ = 110689456332. Its totient is φ = 73792970880.

The previous prime is 92241213599. The next prime is 92241213607. The reversal of 92241213605 is 50631214229.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50631214229 = 60378386817.

It can be written as a sum of positive squares in 2 ways, for example, as 44564054404 + 47677159201 = 211102^2 + 218351^2 .

It is not a de Polignac number, because 92241213605 - 226 = 92174104741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (92241213607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9224121356 + ... + 9224121365.

It is an arithmetic number, because the mean of its divisors is an integer number (27672364083).

Almost surely, 292241213605 is an apocalyptic number.

It is an amenable number.

92241213605 is a deficient number, since it is larger than the sum of its proper divisors (18448242727).

92241213605 is a wasteful number, since it uses less digits than its factorization.

92241213605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18448242726.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 92241213605 in words is "ninety-two billion, two hundred forty-one million, two hundred thirteen thousand, six hundred five".

Divisors: 1 5 18448242721 92241213605