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105100037 = 747319453
BaseRepresentation
bin1100100001110…
…11001100000101
321022202122010222
412100323030011
5203401200122
614232354125
72414223050
oct620731405
9238678128
10105100037
1154365239
122b245945
1318a0ac93
14dd5ba97
159360b42
hex643b305

105100037 has 8 divisors (see below), whose sum is σ = 122670336. Its totient is φ = 88168752.

The previous prime is 105099997. The next prime is 105100043. The reversal of 105100037 is 730001501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 105100037 - 218 = 104837893 is a prime.

It is a super-2 number, since 2×1051000372 = 22092035554802738, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 105099988 and 105100024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105100337) 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, 159398 + ... + 160055.

It is an arithmetic number, because the mean of its divisors is an integer number (15333792).

Almost surely, 2105100037 is an apocalyptic number.

It is an amenable number.

105100037 is a deficient number, since it is larger than the sum of its proper divisors (17570299).

105100037 is an equidigital number, since it uses as much as digits as its factorization.

105100037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319507.

The product of its (nonzero) digits is 105, while the sum is 17.

The square root of 105100037 is about 10251.8309096473. The cubic root of 105100037 is about 471.9191739533.

Adding to 105100037 its reverse (730001501), we get a palindrome (835101538).

The spelling of 105100037 in words is "one hundred five million, one hundred thousand, thirty-seven".

Divisors: 1 7 47 329 319453 2236171 15014291 105100037