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2023103143 = 49113733001
BaseRepresentation
bin111100010010110…
…0001101010100111
312012222211021210001
41320211201222213
513120403300033
6532430042131
7101064043615
oct17045415247
95188737701
102023103143
11948a97376
12485649347
132631a6069
141529906b5
15bc927e7d
hex78961aa7

2023103143 has 8 divisors (see below), whose sum is σ = 2029376016. Its totient is φ = 2016840000.

The previous prime is 2023103141. The next prime is 2023103153. The reversal of 2023103143 is 3413013202.

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

It is a cyclic number.

It is not a de Polignac number, because 2023103143 - 21 = 2023103141 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2023103143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023103141) 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, 672643 + ... + 675643.

It is an arithmetic number, because the mean of its divisors is an integer number (253672002).

Almost surely, 22023103143 is an apocalyptic number.

2023103143 is a deficient number, since it is larger than the sum of its proper divisors (6272873).

2023103143 is a wasteful number, since it uses less digits than its factorization.

2023103143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4865.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2023103143 is about 44978.9188731788. The cubic root of 2023103143 is about 1264.7538446295.

Adding to 2023103143 its reverse (3413013202), we get a palindrome (5436116345).

The spelling of 2023103143 in words is "two billion, twenty-three million, one hundred three thousand, one hundred forty-three".

Divisors: 1 491 1373 3001 674143 1473491 4120373 2023103143