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106105505101 = 128819823679
BaseRepresentation
bin110001011010001100…
…0011000010101001101
3101010212200020010201021
41202310120120111031
53214301002130401
6120424425114141
710444251624631
oct1426430302515
9333780203637
10106105505101
1140aa9878492
1218692628951
13a00c6c895b
1451c7c94dc1
152b602632a1
hex18b461854d

106105505101 has 4 divisors (see below), whose sum is σ = 106106457600. Its totient is φ = 106104552604.

The previous prime is 106105505089. The next prime is 106105505119. The reversal of 106105505101 is 101505501601.

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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 106105505101 - 223 = 106097116493 is a prime.

It is a super-2 number, since 2×1061055051012 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106105505131) 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, 283021 + ... + 540658.

It is an arithmetic number, because the mean of its divisors is an integer number (26526614400).

Almost surely, 2106105505101 is an apocalyptic number.

It is an amenable number.

106105505101 is a deficient number, since it is larger than the sum of its proper divisors (952499).

106105505101 is an equidigital number, since it uses as much as digits as its factorization.

106105505101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952498.

The product of its (nonzero) digits is 750, while the sum is 25.

The spelling of 106105505101 in words is "one hundred six billion, one hundred five million, five hundred five thousand, one hundred one".

Divisors: 1 128819 823679 106105505101