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110401001 = 198636733
BaseRepresentation
bin1101001010010…
…01010111101001
321200201221200222
412211021113221
5211230313001
614542135425
72510251544
oct645112751
9250657628
10110401001
11573559a7
1230b81575
1319b45a49
141093b85b
159a5b61b
hex69495e9

110401001 has 8 divisors (see below), whose sum is σ = 116363520. Its totient is φ = 104453712.

The previous prime is 110400991. The next prime is 110401003. The reversal of 110401001 is 100104011.

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 110401001 - 26 = 110400937 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 110401001.

It is not an unprimeable number, because it can be changed into a prime (110401003) 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, 13031 + ... + 19763.

It is an arithmetic number, because the mean of its divisors is an integer number (14545440).

Almost surely, 2110401001 is an apocalyptic number.

It is an amenable number.

110401001 is a deficient number, since it is larger than the sum of its proper divisors (5962519).

110401001 is an equidigital number, since it uses as much as digits as its factorization.

110401001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7615.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 110401001 is about 10507.1880634164. The cubic root of 110401001 is about 479.7235111962.

Adding to 110401001 its reverse (100104011), we get a palindrome (210505012).

The spelling of 110401001 in words is "one hundred ten million, four hundred one thousand, one".

Divisors: 1 19 863 6733 16397 127927 5810579 110401001