Search a number
-
+
30104134143 = 3531531123667
BaseRepresentation
bin11100000010010110…
…001010000111111111
32212201000020110120020
4130002112022013333
5443123124243033
621455112023223
72114002626636
oct340226120777
985630213506
1030104134143
1111848aa9606
125a01991b13
132ab9b25535
1416581d451d
15bb2d486b3
hex70258a1ff

30104134143 has 16 divisors (see below), whose sum is σ = 40923225216. Its totient is φ = 19677733920.

The previous prime is 30104134133. The next prime is 30104134189. The reversal of 30104134143 is 34143140103.

It is not a de Polignac number, because 30104134143 - 26 = 30104134079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30104134133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181596 + ... + 305262.

It is an arithmetic number, because the mean of its divisors is an integer number (2557701576).

Almost surely, 230104134143 is an apocalyptic number.

30104134143 is a deficient number, since it is larger than the sum of its proper divisors (10819091073).

30104134143 is a wasteful number, since it uses less digits than its factorization.

30104134143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125254.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 30104134143 its reverse (34143140103), we get a palindrome (64247274246).

The spelling of 30104134143 in words is "thirty billion, one hundred four million, one hundred thirty-four thousand, one hundred forty-three".

Divisors: 1 3 53 159 1531 4593 81143 123667 243429 371001 6554351 19663053 189334177 568002531 10034711381 30104134143