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23143010423 = 132514770793
BaseRepresentation
bin10101100011011011…
…100101000001110111
32012201212122202000012
4111203123211001313
5334344102313143
614344243010435
71446335225411
oct254333450167
965655582005
1023143010423
1198a66982a5
12459a669a1b
13224a8b1810
1411978b79b1
15906b5d418
hex5636e5077

23143010423 has 8 divisors (see below), whose sum is σ = 24924585168. Its totient is φ = 21361627584.

The previous prime is 23143010381. The next prime is 23143010431. The reversal of 23143010423 is 32401034132.

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 23143010423 - 28 = 23143010167 is a prime.

It is a super-3 number, since 3×231430104233 (a number of 32 digits) contains 333 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 (23143010323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 291515 + ... + 362307.

It is an arithmetic number, because the mean of its divisors is an integer number (3115573146).

Almost surely, 223143010423 is an apocalyptic number.

23143010423 is a deficient number, since it is larger than the sum of its proper divisors (1781574745).

23143010423 is a wasteful number, since it uses less digits than its factorization.

23143010423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95953.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 23143010423 its reverse (32401034132), we get a palindrome (55544044555).

The spelling of 23143010423 in words is "twenty-three billion, one hundred forty-three million, ten thousand, four hundred twenty-three".

Divisors: 1 13 25147 70793 326911 920309 1780231571 23143010423