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2122023 = 3707341
BaseRepresentation
bin1000000110000100100111
310222210212110
420012010213
51020401043
6113252103
724015441
oct10060447
93883773
102122023
11121a342
12864033
13593b47
143d3491
152bdb33
hex206127

2122023 has 4 divisors (see below), whose sum is σ = 2829368. Its totient is φ = 1414680.

The previous prime is 2122013. The next prime is 2122031. The reversal of 2122023 is 3202212.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2122023 - 28 = 2121767 is a prime.

It is a super-2 number, since 2×21220232 = 9005963225058, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122013) 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, 353668 + ... + 353673.

It is an arithmetic number, because the mean of its divisors is an integer number (707342).

22122023 is an apocalyptic number.

2122023 is a deficient number, since it is larger than the sum of its proper divisors (707345).

2122023 is an equidigital number, since it uses as much as digits as its factorization.

2122023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707344.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2122023 is about 1456.7165132585. The cubic root of 2122023 is about 128.5040145707.

Adding to 2122023 its reverse (3202212), we get a palindrome (5324235).

The spelling of 2122023 in words is "two million, one hundred twenty-two thousand, twenty-three".

Divisors: 1 3 707341 2122023