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516105315 = 3251129157229
BaseRepresentation
bin11110110000110…
…010010001100011
31022222010212101200
4132300302101203
52024110332230
6123113532243
715534552135
oct3660622143
91288125350
10516105315
11245367620
12124a14083
1382c0387b
144c789055
153049a160
hex1ec32463

516105315 has 96 divisors (see below), whose sum is σ = 1020427200. Its totient is φ = 239016960.

The previous prime is 516105313. The next prime is 516105347. The reversal of 516105315 is 513501615.

It is not a de Polignac number, because 516105315 - 21 = 516105313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (516105313) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2253621 + ... + 2253849.

It is an arithmetic number, because the mean of its divisors is an integer number (10629450).

Almost surely, 2516105315 is an apocalyptic number.

516105315 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

516105315 is a deficient number, since it is larger than the sum of its proper divisors (504321885).

516105315 is a wasteful number, since it uses less digits than its factorization.

516105315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437 (or 434 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

The square root of 516105315 is about 22717.9513821119. The cubic root of 516105315 is about 802.1324954241.

The spelling of 516105315 in words is "five hundred sixteen million, one hundred five thousand, three hundred fifteen".

Divisors: 1 3 5 9 11 15 29 33 45 55 87 99 145 157 165 229 261 319 435 471 495 687 785 957 1145 1305 1413 1595 1727 2061 2355 2519 2871 3435 4553 4785 5181 6641 7065 7557 8635 10305 12595 13659 14355 15543 19923 22671 22765 25905 33205 35953 37785 40977 50083 59769 68295 73051 77715 99615 107859 113355 150249 179765 204885 219153 250415 298845 323577 365255 395483 450747 539295 657459 751245 1042637 1095765 1186449 1617885 1977415 2253735 3127911 3287295 3559347 5213185 5932245 9383733 11469007 15639555 17796735 34407021 46918665 57345035 103221063 172035105 516105315