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513313130 = 251117267241
BaseRepresentation
bin11110100110001…
…000100101101010
31022202220000020102
4132212020211222
52022402010010
6122534025402
715502042511
oct3646104552
91282800212
10513313130
1124382a830
12123aa8262
13824669a5
144c25d678
15300e7ba5
hex1e98896a

513313130 has 96 divisors (see below), whose sum is σ = 1091230272. Its totient is φ = 172339200.

The previous prime is 513313093. The next prime is 513313183. The reversal of 513313130 is 31313315.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2129810 + ... + 2130050.

It is an arithmetic number, because the mean of its divisors is an integer number (11366982).

Almost surely, 2513313130 is an apocalyptic number.

513313130 is an abundant number, since it is smaller than the sum of its proper divisors (577917142).

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

513313130 is a wasteful number, since it uses less digits than its factorization.

513313130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360 (or 343 counting only the distinct ones).

The product of its (nonzero) digits is 405, while the sum is 20.

The square root of 513313130 is about 22656.4147649181. The cubic root of 513313130 is about 800.6833380202.

Adding to 513313130 its reverse (31313315), we get a palindrome (544626445).

The spelling of 513313130 in words is "five hundred thirteen million, three hundred thirteen thousand, one hundred thirty".

Divisors: 1 2 5 10 11 17 22 34 55 67 85 110 134 170 187 241 289 335 374 482 578 670 737 935 1139 1205 1445 1474 1870 2278 2410 2651 2890 3179 3685 4097 5302 5695 6358 7370 8194 11390 12529 13255 15895 16147 19363 20485 25058 26510 31790 32294 38726 40970 45067 62645 69649 80735 90134 96815 125290 139298 161470 177617 193630 212993 225335 274499 348245 355234 425986 450670 548998 696490 766139 888085 1064965 1372495 1532278 1776170 2129930 2744990 3019489 3830695 4666483 6038978 7661390 9332966 15097445 23332415 30194890 46664830 51331313 102662626 256656565 513313130