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105143514213 = 3251139632821
BaseRepresentation
bin110000111101100001…
…0101011010001100101
3101001101122001221022010
41201323002223101211
53210313214423323
6120145142224433
710411361060523
oct1417302532145
9331348057263
10105143514213
11406558554a1
1218464425119
139bb830908a
1451361dd313
152b05a8dc93
hex187b0ab465

105143514213 has 8 divisors (see below), whose sum is σ = 140749884576. Its totient is φ = 69816410000.

The previous prime is 105143514191. The next prime is 105143514227. The reversal of 105143514213 is 312415341501.

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 105143514213 - 216 = 105143448677 is a prime.

It is a super-2 number, since 2×1051435142132 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105143564213) 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, 69815658 + ... + 69817163.

It is an arithmetic number, because the mean of its divisors is an integer number (17593735572).

Almost surely, 2105143514213 is an apocalyptic number.

It is an amenable number.

105143514213 is a deficient number, since it is larger than the sum of its proper divisors (35606370363).

105143514213 is a wasteful number, since it uses less digits than its factorization.

105143514213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139633075.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 105143514213 its reverse (312415341501), we get a palindrome (417558855714).

The spelling of 105143514213 in words is "one hundred five billion, one hundred forty-three million, five hundred fourteen thousand, two hundred thirteen".

Divisors: 1 3 251 753 139632821 418898463 35047838071 105143514213