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2083031 = 13115901
BaseRepresentation
bin111111100100011010111
310220211101022
413330203113
51013124111
6112351355
723463656
oct7744327
93824338
102083031
1111a3015
1284555b
1357c182
143c319d
152b22db
hex1fc8d7

2083031 has 4 divisors (see below), whose sum is σ = 2099064. Its totient is φ = 2067000.

The previous prime is 2083021. The next prime is 2083033. The reversal of 2083031 is 1303802.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1303802 = 2651901.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2083031 is a prime.

It is a super-2 number, since 2×20830312 = 8678036293922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2083033) 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, 7820 + ... + 8081.

It is an arithmetic number, because the mean of its divisors is an integer number (524766).

22083031 is an apocalyptic number.

2083031 is a deficient number, since it is larger than the sum of its proper divisors (16033).

2083031 is a wasteful number, since it uses less digits than its factorization.

2083031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16032.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2083031 is about 1443.2709378353. The cubic root of 2083031 is about 127.7120602764.

Adding to 2083031 its reverse (1303802), we get a palindrome (3386833).

The spelling of 2083031 in words is "two million, eighty-three thousand, thirty-one".

Divisors: 1 131 15901 2083031