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23022030143 = 719173097971
BaseRepresentation
bin10101011100001110…
…000100110100111111
32012102110000022021002
4111130032010310333
5334122114431033
614324242000515
71443336012260
oct253416046477
965373008232
1023022030143
119844376aa2
12456604613b
13222b803658
1411857c4967
158eb2123e8
hex55c384d3f

23022030143 has 8 divisors (see below), whose sum is σ = 27695675520. Its totient is φ = 18694580760.

The previous prime is 23022030133. The next prime is 23022030151. The reversal of 23022030143 is 34103022032.

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 23022030143 - 24 = 23022030127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23022030133) 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, 86548853 + ... + 86549118.

It is an arithmetic number, because the mean of its divisors is an integer number (3461959440).

Almost surely, 223022030143 is an apocalyptic number.

23022030143 is a deficient number, since it is larger than the sum of its proper divisors (4673645377).

23022030143 is a wasteful number, since it uses less digits than its factorization.

23022030143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173097997.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 23022030143 its reverse (34103022032), we get a palindrome (57125052175).

The spelling of 23022030143 in words is "twenty-three billion, twenty-two million, thirty thousand, one hundred forty-three".

Divisors: 1 7 19 133 173097971 1211685797 3288861449 23022030143