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106920001 = 419255179
BaseRepresentation
bin1100101111101…
…11100001000001
321110012002200001
412113313201001
5204332420001
614335400001
72435543056
oct627674101
9243162601
10106920001
1155398641
122b983001
13191c7496
14102b302d
1595c0001
hex65f7841

106920001 has 4 divisors (see below), whose sum is σ = 107175600. Its totient is φ = 106664404.

The previous prime is 106919999. The next prime is 106920017. The reversal of 106920001 is 100029601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 106920001 - 21 = 106919999 is a prime.

It is a super-2 number, since 2×1069200012 = 22863773227680002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106920041) 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, 127171 + ... + 128008.

It is an arithmetic number, because the mean of its divisors is an integer number (26793900).

Almost surely, 2106920001 is an apocalyptic number.

It is an amenable number.

106920001 is a deficient number, since it is larger than the sum of its proper divisors (255599).

106920001 is an equidigital number, since it uses as much as digits as its factorization.

106920001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255598.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 106920001 is about 10340.2128121234. The cubic root of 106920001 is about 474.6275950876.

Adding to 106920001 its reverse (100029601), we get a palindrome (206949602).

The spelling of 106920001 in words is "one hundred six million, nine hundred twenty thousand, one".

Divisors: 1 419 255179 106920001