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2080031 = 9292239
BaseRepresentation
bin111111011110100011111
310220200021012
413323310133
51013030111
6112325435
723452142
oct7736437
93820235
102080031
1111a0838
1284387b
1357a9b5
143c2059
152b148b
hex1fbd1f

2080031 has 4 divisors (see below), whose sum is σ = 2083200. Its totient is φ = 2076864.

The previous prime is 2080027. The next prime is 2080049. The reversal of 2080031 is 1300802.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1300802 = 2650401.

It is a cyclic number.

It is not a de Polignac number, because 2080031 - 22 = 2080027 is a prime.

It is a super-2 number, since 2×20800312 = 8653057921922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2079988 and 2080015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2080021) 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, 191 + ... + 2048.

It is an arithmetic number, because the mean of its divisors is an integer number (520800).

22080031 is an apocalyptic number.

2080031 is a deficient number, since it is larger than the sum of its proper divisors (3169).

2080031 is an equidigital number, since it uses as much as digits as its factorization.

2080031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3168.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2080031 is about 1442.2312574619. The cubic root of 2080031 is about 127.6507201331.

Adding to 2080031 its reverse (1300802), we get a palindrome (3380833).

The spelling of 2080031 in words is "two million, eighty thousand, thirty-one".

Divisors: 1 929 2239 2080031