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105200052 = 22329302299
BaseRepresentation
bin1100100010100…
…11100110110100
321022221201100020
412101103212310
5203412400202
614234445140
72415120456
oct621234664
9238851306
10105200052
11544233a1
122b2937b0
1318a44669
14dd862d6
1593805bc
hex64539b4

105200052 has 24 divisors (see below), whose sum is σ = 253932000. Its totient is φ = 33857376.

The previous prime is 105200041. The next prime is 105200057. The reversal of 105200052 is 250002501.

It is a super-2 number, since 2×1052000522 = 22134101881605408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105200057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150802 + ... + 151497.

It is an arithmetic number, because the mean of its divisors is an integer number (10580500).

Almost surely, 2105200052 is an apocalyptic number.

105200052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

105200052 is an abundant number, since it is smaller than the sum of its proper divisors (148731948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105200052 is a wasteful number, since it uses less digits than its factorization.

105200052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302335 (or 302333 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 15.

The square root of 105200052 is about 10256.7076588933. The cubic root of 105200052 is about 472.0688219574.

Adding to 105200052 its reverse (250002501), we get a palindrome (355202553).

The spelling of 105200052 in words is "one hundred five million, two hundred thousand, fifty-two".

Divisors: 1 2 3 4 6 12 29 58 87 116 174 348 302299 604598 906897 1209196 1813794 3627588 8766671 17533342 26300013 35066684 52600026 105200052