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5818253540 = 2251131271721
BaseRepresentation
bin1010110101100101…
…11000000011100100
3120000111001220101212
411122302320003210
543403433103130
62401201210552
7264116224211
oct53262700344
916014056355
105818253540
112516286000
121164630a58
13719532c98
143d2a1cb08
15240bd6e95
hex15acb80e4

5818253540 has 96 divisors (see below), whose sum is σ = 13552939008. Its totient is φ = 2097849600.

The previous prime is 5818253537. The next prime is 5818253561. The reversal of 5818253540 is 453528185.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3379880 + ... + 3381600.

It is an arithmetic number, because the mean of its divisors is an integer number (141176448).

Almost surely, 25818253540 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 5818253540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6776469504).

5818253540 is an abundant number, since it is smaller than the sum of its proper divisors (7734685468).

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

5818253540 is a wasteful number, since it uses less digits than its factorization.

5818253540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1890 (or 1866 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 41.

The square root of 5818253540 is about 76277.4772786830. The cubic root of 5818253540 is about 1798.5846425264.

The spelling of 5818253540 in words is "five billion, eight hundred eighteen million, two hundred fifty-three thousand, five hundred forty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 121 127 220 242 254 484 508 605 635 1210 1270 1331 1397 1721 2420 2540 2662 2794 3442 5324 5588 6655 6884 6985 8605 13310 13970 15367 17210 18931 26620 27940 30734 34420 37862 61468 75724 76835 94655 153670 169037 189310 208241 218567 307340 338074 378620 416482 437134 676148 832964 845185 874268 1041205 1092835 1690370 2082410 2185670 2290651 2404237 3380740 4164820 4371340 4581302 4808474 9162604 9616948 11453255 12021185 22906510 24042370 26446607 45813020 48084740 52893214 105786428 132233035 264466070 290912677 528932140 581825354 1163650708 1454563385 2909126770 5818253540