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105223214 = 21011932699
BaseRepresentation
bin1100100010110…
…01010000101110
321022222220010002
412101121100232
5203414120324
614235144302
72415245135
oct621312056
9238886102
10105223214
1154439838
122b2a5092
1318a52075
14dd9091c
1593873ae
hex645942e

105223214 has 16 divisors (see below), whose sum is σ = 160282800. Its totient is φ = 51801600.

The previous prime is 105223211. The next prime is 105223241. The reversal of 105223214 is 412322501.

It is a super-2 number, since 2×1052232142 = 22143849528979592, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105223211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37637 + ... + 40335.

It is an arithmetic number, because the mean of its divisors is an integer number (10017675).

Almost surely, 2105223214 is an apocalyptic number.

105223214 is a deficient number, since it is larger than the sum of its proper divisors (55059586).

105223214 is a wasteful number, since it uses less digits than its factorization.

105223214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2995.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 105223214 is about 10257.8367115099. The cubic root of 105223214 is about 472.1034647023.

Adding to 105223214 its reverse (412322501), we get a palindrome (517545715).

The spelling of 105223214 in words is "one hundred five million, two hundred twenty-three thousand, two hundred fourteen".

Divisors: 1 2 101 193 202 386 2699 5398 19493 38986 272599 520907 545198 1041814 52611607 105223214