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2123313 = 31275573
BaseRepresentation
bin1000000110011000110001
310222212122020
420012120301
51020421223
6113302053
724022263
oct10063061
93885566
102123313
111220305
12864929
135945ca
143d3b33
152be1e3
hex206631

2123313 has 8 divisors (see below), whose sum is σ = 2853888. Its totient is φ = 1404144.

The previous prime is 2123309. The next prime is 2123327. The reversal of 2123313 is 3133212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2123313 - 22 = 2123309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2123292 and 2123301.

It is not an unprimeable number, because it can be changed into a prime (2123353) 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, 2406 + ... + 3167.

It is an arithmetic number, because the mean of its divisors is an integer number (356736).

22123313 is an apocalyptic number.

It is an amenable number.

2123313 is a deficient number, since it is larger than the sum of its proper divisors (730575).

2123313 is a wasteful number, since it uses less digits than its factorization.

2123313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5703.

The product of its digits is 108, while the sum is 15.

The square root of 2123313 is about 1457.1592225972. The cubic root of 2123313 is about 128.5300489412.

Adding to 2123313 its reverse (3133212), we get a palindrome (5256525).

The spelling of 2123313 in words is "two million, one hundred twenty-three thousand, three hundred thirteen".

Divisors: 1 3 127 381 5573 16719 707771 2123313