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513141876 = 223213432593
BaseRepresentation
bin11110100101011…
…110110001110100
31022202120022022200
4132211132301310
52022331020001
6122530224500
715500430312
oct3645366164
91282508280
10513141876
112437230a5
12123a25130
1382406a60
144c2170b2
15300b2086
hex1e95ec74

513141876 has 108 divisors (see below), whose sum is σ = 1432539108. Its totient is φ = 153957888.

The previous prime is 513141869. The next prime is 513141907. The reversal of 513141876 is 678141315.

It can be written as a sum of positive squares in 2 ways, for example, as 186978276 + 326163600 = 13674^2 + 18060^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 513141876.

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 35 ways as a sum of consecutive naturals, for example, 865036 + ... + 865628.

It is an arithmetic number, because the mean of its divisors is an integer number (13264251).

Almost surely, 2513141876 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 513141876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (716269554).

513141876 is an abundant number, since it is smaller than the sum of its proper divisors (919397232).

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

513141876 is a wasteful number, since it uses less digits than its factorization.

513141876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702 (or 654 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 513141876 is about 22652.6350785069. The cubic root of 513141876 is about 800.5942855049.

The spelling of 513141876 in words is "five hundred thirteen million, one hundred forty-one thousand, eight hundred seventy-six".

Divisors: 1 2 3 4 6 9 12 13 18 26 36 39 43 52 78 86 117 129 156 172 234 258 387 468 516 559 593 774 1118 1186 1548 1677 1779 1849 2236 2372 3354 3558 3698 5031 5337 5547 6708 7116 7396 7709 10062 10674 11094 15418 16641 20124 21348 22188 23127 24037 25499 30836 33282 46254 48074 50998 66564 69381 72111 76497 92508 96148 101996 138762 144222 152994 216333 229491 277524 288444 305988 331487 432666 458982 662974 865332 917964 994461 1096457 1325948 1988922 2192914 2983383 3289371 3977844 4385828 5966766 6578742 9868113 11933532 13157484 14253941 19736226 28507882 39472452 42761823 57015764 85523646 128285469 171047292 256570938 513141876