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5660788820 = 225417197231
BaseRepresentation
bin1010100010110100…
…01100100001010100
3112121111202212102012
411101122030201110
543043130220240
62333414203352
7260164624331
oct52132144124
915544685365
105660788820
112445405475
12111b953558
136c2a1c4ab
143b9b4d988
15231e80b65
hex15168c854

5660788820 has 48 divisors (see below), whose sum is σ = 12349241856. Its totient is φ = 2177952000.

The previous prime is 5660788801. The next prime is 5660788849. The reversal of 5660788820 is 288870665.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9605 + ... + 106835.

It is an arithmetic number, because the mean of its divisors is an integer number (257275872).

Almost surely, 25660788820 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 5660788820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6174620928).

5660788820 is an abundant number, since it is smaller than the sum of its proper divisors (6688453036).

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

5660788820 is a wasteful number, since it uses less digits than its factorization.

5660788820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97352 (or 97350 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 50.

The square root of 5660788820 is about 75238.2138278149. The cubic root of 5660788820 is about 1782.2104445579.

The spelling of 5660788820 in words is "five billion, six hundred sixty million, seven hundred eighty-eight thousand, eight hundred twenty".

Divisors: 1 2 4 5 10 20 41 71 82 142 164 205 284 355 410 710 820 1420 2911 5822 11644 14555 29110 58220 97231 194462 388924 486155 972310 1944620 3986471 6903401 7972942 13806802 15945884 19932355 27613604 34517005 39864710 69034010 79729420 138068020 283039441 566078882 1132157764 1415197205 2830394410 5660788820