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5561005060 = 2251331689951
BaseRepresentation
bin1010010110111011…
…00011010000000100
3112100120000022211101
411023131203100010
542342104130220
62315451345444
7254543522512
oct51335432004
915316008741
105561005060
1123a4051456
1210b2452284
136a8153250
143aa7b74b2
1522832030a
hex14b763404

5561005060 has 48 divisors (see below), whose sum is σ = 12982136832. Its totient is φ = 1987056000.

The previous prime is 5561005049. The next prime is 5561005081. The reversal of 5561005060 is 605001655.

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, 336916 + ... + 353035.

It is an arithmetic number, because the mean of its divisors is an integer number (270461184).

Almost surely, 25561005060 is an apocalyptic number.

It is an amenable number.

5561005060 is an abundant number, since it is smaller than the sum of its proper divisors (7421131772).

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

5561005060 is a wasteful number, since it uses less digits than its factorization.

5561005060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690004 (or 690002 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 5561005060 is about 74572.1466768927. The cubic root of 5561005060 is about 1771.6765223198.

The spelling of 5561005060 in words is "five billion, five hundred sixty-one million, five thousand, sixty".

Divisors: 1 2 4 5 10 13 20 26 31 52 62 65 124 130 155 260 310 403 620 806 1612 2015 4030 8060 689951 1379902 2759804 3449755 6899510 8969363 13799020 17938726 21388481 35877452 42776962 44846815 85553924 89693630 106942405 179387260 213884810 278050253 427769620 556100506 1112201012 1390251265 2780502530 5561005060