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2080901 = 3116691
BaseRepresentation
bin111111100000010000101
310220201110102
413330002011
51013042101
6112333445
723454524
oct7740205
93821412
102080901
1111a1459
12844285
1357b204
143c24bb
152b186b
hex1fc085

2080901 has 4 divisors (see below), whose sum is σ = 2087904. Its totient is φ = 2073900.

The previous prime is 2080889. The next prime is 2080907. The reversal of 2080901 is 1090802.

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 2080901 - 210 = 2079877 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a plaindrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2080907) 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, 3035 + ... + 3656.

It is an arithmetic number, because the mean of its divisors is an integer number (521976).

22080901 is an apocalyptic number.

It is an amenable number.

2080901 is a deficient number, since it is larger than the sum of its proper divisors (7003).

2080901 is an equidigital number, since it uses as much as digits as its factorization.

2080901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7002.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 2080901 is about 1442.5328419138. The cubic root of 2080901 is about 127.6685148433.

Subtracting from 2080901 its reverse (1090802), we obtain a palindrome (990099).

The spelling of 2080901 in words is "two million, eighty thousand, nine hundred one".

Divisors: 1 311 6691 2080901