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106056050105 = 521211210021
BaseRepresentation
bin110001011000101101…
…1101110010110111001
3101010202020011120012202
41202301123232112321
53214200322100410
6120415501115545
710443111360155
oct1426133562671
9333666146182
10106056050105
1140a8396a195
1218679b58bb5
13a0023a1645
1451c14a0065
152b5ac44ca5
hex18b16ee5b9

106056050105 has 4 divisors (see below), whose sum is σ = 127267260132. Its totient is φ = 84844840080.

The previous prime is 106056050083. The next prime is 106056050137. The reversal of 106056050105 is 501050650601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 501050650601 = 733683561597.

It can be written as a sum of positive squares in 2 ways, for example, as 28181008384 + 77875041721 = 167872^2 + 279061^2 .

It is not a de Polignac number, because 106056050105 - 216 = 106055984569 is a prime.

It is a super-2 number, since 2×1060560501052 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10605605006 + ... + 10605605015.

It is an arithmetic number, because the mean of its divisors is an integer number (31816815033).

Almost surely, 2106056050105 is an apocalyptic number.

It is an amenable number.

106056050105 is a deficient number, since it is larger than the sum of its proper divisors (21211210027).

106056050105 is an equidigital number, since it uses as much as digits as its factorization.

106056050105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21211210026.

The product of its (nonzero) digits is 4500, while the sum is 29.

The spelling of 106056050105 in words is "one hundred six billion, fifty-six million, fifty thousand, one hundred five".

Divisors: 1 5 21211210021 106056050105