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2232305023 = 13171715771
BaseRepresentation
bin1000010100001110…
…0100010101111111
312202120110211210211
42011003210111333
514032432230043
61005302013251
7106214164624
oct20503442577
95676424724
102232305023
11a46094893
12523717227
13297632860
1417268a34b
15d0e9da9d
hex850e457f

2232305023 has 4 divisors (see below), whose sum is σ = 2404020808. Its totient is φ = 2060589240.

The previous prime is 2232305017. The next prime is 2232305069. The reversal of 2232305023 is 3205032322.

It is a happy number.

2232305023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3205032322 = 21602516161.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2232305023 is a prime.

It is a super-3 number, since 3×22323050233 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2232304985 and 2232305003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2232305083) 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, 85857873 + ... + 85857898.

It is an arithmetic number, because the mean of its divisors is an integer number (601005202).

Almost surely, 22232305023 is an apocalyptic number.

2232305023 is a deficient number, since it is larger than the sum of its proper divisors (171715785).

2232305023 is a wasteful number, since it uses less digits than its factorization.

2232305023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171715784.

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 2232305023 is about 47247.2752971005. The cubic root of 2232305023 is about 1306.9265444409.

Adding to 2232305023 its reverse (3205032322), we get a palindrome (5437337345).

The spelling of 2232305023 in words is "two billion, two hundred thirty-two million, three hundred five thousand, twenty-three".

Divisors: 1 13 171715771 2232305023