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8468130660 = 22351112830501
BaseRepresentation
bin1111110001011110…
…10110101101100100
3210212011021121102220
413320233112231210
5114320320140120
63520141232340
7416563631403
oct77057265544
923764247386
108468130660
1136560479a0
121783b626b0
13a4c51a402
145a492563a
1534866ab40
hex1f8bd6b64

8468130660 has 48 divisors (see below), whose sum is σ = 25866292032. Its totient is φ = 2052880000.

The previous prime is 8468130659. The next prime is 8468130677. The reversal of 8468130660 is 660318648.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6414591 + ... + 6415910.

It is an arithmetic number, because the mean of its divisors is an integer number (538881084).

Almost surely, 28468130660 is an apocalyptic number.

It is an amenable number.

8468130660 is an abundant number, since it is smaller than the sum of its proper divisors (17398161372).

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

8468130660 is a wasteful number, since it uses less digits than its factorization.

8468130660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12830524 (or 12830522 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 8468130660 is about 92022.4465008402. The cubic root of 8468130660 is about 2038.2737751865.

It can be divided in two parts, 8468 and 130660, that added together give a triangular number (139128 = T527).

The spelling of 8468130660 in words is "eight billion, four hundred sixty-eight million, one hundred thirty thousand, six hundred sixty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 660 12830501 25661002 38491503 51322004 64152505 76983006 128305010 141135511 153966012 192457515 256610020 282271022 384915030 423406533 564542044 705677555 769830060 846813066 1411355110 1693626132 2117032665 2822710220 4234065330 8468130660