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514008 = 233211259
BaseRepresentation
bin1111101011111011000
3222010002100
41331133120
5112422013
615003400
74240365
oct1753730
9863070
10514008
11321200
12209560
1314cc61
14d546c
15a2473
hex7d7d8

514008 has 72 divisors (see below), whose sum is σ = 1556100. Its totient is φ = 153120.

The previous prime is 514001. The next prime is 514009. The reversal of 514008 is 800415.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514001) by changing a digit.

514008 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 17 ways as a sum of consecutive naturals, for example, 8683 + ... + 8741.

2514008 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 514008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (778050).

514008 is an abundant number, since it is smaller than the sum of its proper divisors (1042092).

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

514008 is a wasteful number, since it uses less digits than its factorization.

514008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93 (or 75 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 514008 is about 716.9435124192. The cubic root of 514008 is about 80.1044469095.

The spelling of 514008 in words is "five hundred fourteen thousand, eight".

Divisors: 1 2 3 4 6 8 9 11 12 18 22 24 33 36 44 59 66 72 88 99 118 121 132 177 198 236 242 264 354 363 396 472 484 531 649 708 726 792 968 1062 1089 1298 1416 1452 1947 2124 2178 2596 2904 3894 4248 4356 5192 5841 7139 7788 8712 11682 14278 15576 21417 23364 28556 42834 46728 57112 64251 85668 128502 171336 257004 514008