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97141 = 118831
BaseRepresentation
bin10111101101110101
311221020211
4113231311
511102031
62025421
7553132
oct275565
9157224
1097141
1166a90
1248271
13352a5
1427589
151dbb1
hex17b75

97141 has 4 divisors (see below), whose sum is σ = 105984. Its totient is φ = 88300.

The previous prime is 97127. The next prime is 97151. The reversal of 97141 is 14179.

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, and also an emirpimes, since its reverse is a distinct semiprime: 14179 = 111289.

It is a cyclic number.

It is not a de Polignac number, because 97141 - 211 = 95093 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97151) 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, 4405 + ... + 4426.

It is an arithmetic number, because the mean of its divisors is an integer number (26496).

297141 is an apocalyptic number.

It is an amenable number.

97141 is a deficient number, since it is larger than the sum of its proper divisors (8843).

97141 is a wasteful number, since it uses less digits than its factorization.

97141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8842.

The product of its digits is 252, while the sum is 22.

The square root of 97141 is about 311.6745097052. The cubic root of 97141 is about 45.9692611273.

The spelling of 97141 in words is "ninety-seven thousand, one hundred forty-one".

Divisors: 1 11 8831 97141