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108701641 = 195721139
BaseRepresentation
bin1100111101010…
…10011111001001
321120112121121201
412132222133021
5210311423031
614441504201
72456643256
oct636523711
9246477551
10108701641
11563a5174
12304a2061
131969c3c9
141061842d
159822d61
hex67aa7c9

108701641 has 4 divisors (see below), whose sum is σ = 114422800. Its totient is φ = 102980484.

The previous prime is 108701633. The next prime is 108701651. The reversal of 108701641 is 146107801.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 108701641 - 23 = 108701633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108701651) 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, 2860551 + ... + 2860588.

It is an arithmetic number, because the mean of its divisors is an integer number (28605700).

Almost surely, 2108701641 is an apocalyptic number.

It is an amenable number.

108701641 is a deficient number, since it is larger than the sum of its proper divisors (5721159).

108701641 is an equidigital number, since it uses as much as digits as its factorization.

108701641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5721158.

The product of its (nonzero) digits is 1344, while the sum is 28.

The square root of 108701641 is about 10426.0079129070. The cubic root of 108701641 is about 477.2493733324.

The spelling of 108701641 in words is "one hundred eight million, seven hundred one thousand, six hundred forty-one".

Divisors: 1 19 5721139 108701641