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514930 = 251317233
BaseRepresentation
bin1111101101101110010
3222011100111
41331231302
5112434210
615011534
74243153
oct1755562
9864314
10514930
11321969
12209baa
131504c0
14d592a
15a288a
hex7db72

514930 has 32 divisors (see below), whose sum is σ = 1061424. Its totient is φ = 178176.

The previous prime is 514903. The next prime is 514933. The reversal of 514930 is 39415.

It can be written as a sum of positive squares in 8 ways, for example, as 121801 + 393129 = 349^2 + 627^2 .

It is not an unprimeable number, because it can be changed into a prime (514933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2094 + ... + 2326.

2514930 is an apocalyptic number.

514930 is an abundant number, since it is smaller than the sum of its proper divisors (546494).

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

514930 is a wasteful number, since it uses less digits than its factorization.

514930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 514930 is about 717.5862317520. The cubic root of 514930 is about 80.1523139882.

It can be divided in two parts, 514 and 930, that added together give a square (1444 = 382).

The spelling of 514930 in words is "five hundred fourteen thousand, nine hundred thirty".

Divisors: 1 2 5 10 13 17 26 34 65 85 130 170 221 233 442 466 1105 1165 2210 2330 3029 3961 6058 7922 15145 19805 30290 39610 51493 102986 257465 514930