Search a number
-
+
514213180 = 225131977743
BaseRepresentation
bin11110101001100…
…100010100111100
31022211120201212121
4132221210110330
52023114310210
6123005212324
715512511535
oct3651442474
91284521777
10514213180
11244294a78
121242610a4
13826c0570
144c41568c
15302246da
hex1ea6453c

514213180 has 24 divisors (see below), whose sum is σ = 1162913472. Its totient is φ = 189863232.

The previous prime is 514213159. The next prime is 514213187. The reversal of 514213180 is 81312415.

It is a super-3 number, since 3×5142131803 (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514213187) 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, 988612 + ... + 989131.

It is an arithmetic number, because the mean of its divisors is an integer number (48454728).

Almost surely, 2514213180 is an apocalyptic number.

It is an amenable number.

514213180 is an abundant number, since it is smaller than the sum of its proper divisors (648700292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

514213180 is a wasteful number, since it uses less digits than its factorization.

514213180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1977765 (or 1977763 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 514213180 is about 22676.2690934818. The cubic root of 514213180 is about 801.1510410032.

Adding to 514213180 its reverse (81312415), we get a palindrome (595525595).

The spelling of 514213180 in words is "five hundred fourteen million, two hundred thirteen thousand, one hundred eighty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 1977743 3955486 7910972 9888715 19777430 25710659 39554860 51421318 102842636 128553295 257106590 514213180