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104891795 = 520978359
BaseRepresentation
bin1100100000010…
…00010110010011
321022101001111022
412100020112103
5203323014140
614224110055
72412364661
oct620102623
9238331438
10104891795
1154232838
122b16532b
1318967268
14dd05c31
15931e0b5
hex6408593

104891795 has 4 divisors (see below), whose sum is σ = 125870160. Its totient is φ = 83913432.

The previous prime is 104891789. The next prime is 104891797. The reversal of 104891795 is 597198401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 597198401 = 1518739323.

It is a cyclic number.

It is not a de Polignac number, because 104891795 - 216 = 104826259 is a prime.

It is a super-2 number, since 2×1048917952 = 22004577316644050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (104891797) 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, 10489175 + ... + 10489184.

It is an arithmetic number, because the mean of its divisors is an integer number (31467540).

Almost surely, 2104891795 is an apocalyptic number.

104891795 is a deficient number, since it is larger than the sum of its proper divisors (20978365).

104891795 is an equidigital number, since it uses as much as digits as its factorization.

104891795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20978364.

The product of its (nonzero) digits is 90720, while the sum is 44.

The square root of 104891795 is about 10241.6695416324. The cubic root of 104891795 is about 471.6072857996.

The spelling of 104891795 in words is "one hundred four million, eight hundred ninety-one thousand, seven hundred ninety-five".

Divisors: 1 5 20978359 104891795