Search a number
-
+
270130685 = 5112521857
BaseRepresentation
bin10000000110011…
…101110111111101
3200211022001122012
4100012131313331
51023123140220
642445501005
76460034006
oct2006356775
9624261565
10270130685
11129533200
1276571765
1343c70456
1427c3a1ad
1518aadac5
hex1019ddfd

270130685 has 24 divisors (see below), whose sum is σ = 357405048. Its totient is φ = 195852800.

The previous prime is 270130669. The next prime is 270130691. The reversal of 270130685 is 586031072.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 54804409 + 215326276 = 7403^2 + 14674^2 .

It is not a de Polignac number, because 270130685 - 24 = 270130669 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 314777 + ... + 315633.

It is an arithmetic number, because the mean of its divisors is an integer number (14891877).

Almost surely, 2270130685 is an apocalyptic number.

It is an amenable number.

270130685 is a deficient number, since it is larger than the sum of its proper divisors (87274363).

270130685 is a wasteful number, since it uses less digits than its factorization.

270130685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405 (or 1394 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 270130685 is about 16435.6528619949. The cubic root of 270130685 is about 646.4346688185.

The spelling of 270130685 in words is "two hundred seventy million, one hundred thirty thousand, six hundred eighty-five".

Divisors: 1 5 11 55 121 521 605 857 2605 4285 5731 9427 28655 47135 63041 103697 315205 446497 518485 2232485 4911467 24557335 54026137 270130685