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106105235 = 521221047
BaseRepresentation
bin1100101001100…
…00100110010011
321101122201000112
412110300212103
5204130331420
614310111535
72425610465
oct624604623
9241581015
10106105235
1154991485
122b64b5ab
1318ca0682
1410140135
1594ad8c5
hex6530993

106105235 has 4 divisors (see below), whose sum is σ = 127326288. Its totient is φ = 84884184.

The previous prime is 106105231. The next prime is 106105243. The reversal of 106105235 is 532501601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 106105235 - 22 = 106105231 is a prime.

It is a super-2 number, since 2×1061052352 = 22516641788810450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 106105235.

It is not an unprimeable number, because it can be changed into a prime (106105231) 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, 10610519 + ... + 10610528.

It is an arithmetic number, because the mean of its divisors is an integer number (31831572).

Almost surely, 2106105235 is an apocalyptic number.

106105235 is a deficient number, since it is larger than the sum of its proper divisors (21221053).

106105235 is an equidigital number, since it uses as much as digits as its factorization.

106105235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21221052.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 106105235 is about 10300.7395365576. The cubic root of 106105235 is about 473.4189129244.

Adding to 106105235 its reverse (532501601), we get a palindrome (638606836).

The spelling of 106105235 in words is "one hundred six million, one hundred five thousand, two hundred thirty-five".

Divisors: 1 5 21221047 106105235