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5087818220 = 2257311330839
BaseRepresentation
bin1001011110100000…
…11111000111101100
3111010120121221111212
410233100133013230
540404440140340
62200505333552
7240036512162
oct45720370754
914116557455
105087818220
112180a39151
12b9ba972b8
136310c8734
14363a01232
151eba01a65
hex12f41f1ec

5087818220 has 48 divisors (see below), whose sum is σ = 10926982080. Its totient is φ = 1989421056.

The previous prime is 5087818193. The next prime is 5087818223. The reversal of 5087818220 is 228187805.

It is not an unprimeable number, because it can be changed into a prime (5087818223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149561 + ... + 180399.

It is an arithmetic number, because the mean of its divisors is an integer number (227645460).

Almost surely, 25087818220 is an apocalyptic number.

It is an amenable number.

5087818220 is an abundant number, since it is smaller than the sum of its proper divisors (5839163860).

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

5087818220 is a wasteful number, since it uses less digits than its factorization.

5087818220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31034 (or 31032 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 41.

The square root of 5087818220 is about 71328.9437745997. The cubic root of 5087818220 is about 1719.9290375447.

The spelling of 5087818220 in words is "five billion, eighty-seven million, eight hundred eighteen thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 73 113 146 226 292 365 452 565 730 1130 1460 2260 8249 16498 30839 32996 41245 61678 82490 123356 154195 164980 308390 616780 2251247 3484807 4502494 6969614 9004988 11256235 13939228 17424035 22512470 34848070 45024940 69696140 254390911 508781822 1017563644 1271954555 2543909110 5087818220