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110002001 = 199975807
BaseRepresentation
bin1101000111001…
…11111101010001
321122222200101012
412203213331101
5211130031001
614525420305
72504000354
oct643477521
9248880335
10110002001
115710314a
1230a0a695
1319a36255
141087629b
1599cd2bb
hex68e7f51

110002001 has 8 divisors (see below), whose sum is σ = 115927680. Its totient is φ = 104089968.

The previous prime is 110001989. The next prime is 110002003. The reversal of 110002001 is 100200011.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 110002001 - 26 = 110001937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110002003) 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, 16040 + ... + 21846.

It is an arithmetic number, because the mean of its divisors is an integer number (14490960).

Almost surely, 2110002001 is an apocalyptic number.

It is an amenable number.

110002001 is a deficient number, since it is larger than the sum of its proper divisors (5925679).

110002001 is an equidigital number, since it uses as much as digits as its factorization.

110002001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6823.

The product of its (nonzero) digits is 2, while the sum is 5.

The square root of 110002001 is about 10488.1838751997. The cubic root of 110002001 is about 479.1448910314.

Adding to 110002001 its reverse (100200011), we get a palindrome (210202012).

The spelling of 110002001 in words is "one hundred ten million, two thousand, one".

Divisors: 1 19 997 5807 18943 110333 5789579 110002001