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101041 = 791279
BaseRepresentation
bin11000101010110001
312010121021
4120222301
511213131
62055441
7600403
oct305261
9163537
10101041
1169a06
124a581
1336cb5
1428b73
151ee11
hex18ab1

101041 has 4 divisors (see below), whose sum is σ = 102400. Its totient is φ = 99684.

The previous prime is 101027. The next prime is 101051. The reversal of 101041 is 140101.

It is a happy number.

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 101041 - 25 = 101009 is a prime.

It is a Duffinian number.

101041 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101021) 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, 561 + ... + 718.

It is an arithmetic number, because the mean of its divisors is an integer number (25600).

2101041 is an apocalyptic number.

It is an amenable number.

101041 is a deficient number, since it is larger than the sum of its proper divisors (1359).

101041 is an equidigital number, since it uses as much as digits as its factorization.

101041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1358.

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 101041 is about 317.8694700659. The cubic root of 101041 is about 46.5763957896.

Adding to 101041 its reverse (140101), we get a palindrome (241142).

Subtracting 101041 from its reverse (140101), we obtain a triangular number (39060 = T279).

The spelling of 101041 in words is "one hundred one thousand, forty-one", and thus it is an iban number.

Divisors: 1 79 1279 101041