Search a number
-
+
134734979805 = 3528337385093
BaseRepresentation
bin111110101111011010…
…1001010001011011101
3110212202220122010211020
41331132311022023131
54201414123323210
6141521342114353
712506600301126
oct1753665121335
9425686563736
10134734979805
1152160424588
122214257b9b9
13c922b6212a
1467422a104d
1537888ba770
hex1f5ed4a2dd

134734979805 has 32 divisors (see below), whose sum is σ = 216920263296. Its totient is φ = 71411929344.

The previous prime is 134734979803. The next prime is 134734979879. The reversal of 134734979805 is 508979437431.

It is not a de Polignac number, because 134734979805 - 21 = 134734979803 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134734979803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1540839 + ... + 1625931.

It is an arithmetic number, because the mean of its divisors is an integer number (6778758228).

Almost surely, 2134734979805 is an apocalyptic number.

134734979805 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

134734979805 is a deficient number, since it is larger than the sum of its proper divisors (82185283491).

134734979805 is a wasteful number, since it uses less digits than its factorization.

134734979805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85757.

The product of its (nonzero) digits is 22861440, while the sum is 60.

The spelling of 134734979805 in words is "one hundred thirty-four billion, seven hundred thirty-four million, nine hundred seventy-nine thousand, eight hundred five".

Divisors: 1 3 5 15 283 373 849 1119 1415 1865 4245 5595 85093 105559 255279 316677 425465 527795 1276395 1583385 24081319 31739689 72243957 95219067 120406595 158698445 361219785 476095335 8982331987 26946995961 44911659935 134734979805