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5188380 = 2235432011
BaseRepresentation
bin10011110010101100011100
3100202121010020
4103302230130
52312012010
6303112140
762046321
oct23625434
910677106
105188380
112a2411a
1218a2650
1310c8762
14990b48
156c7470
hex4f2b1c

5188380 has 48 divisors (see below), whose sum is σ = 14872704. Its totient is φ = 1350720.

The previous prime is 5188343. The next prime is 5188411. The reversal of 5188380 is 838815.

It is a congruent 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, 1575 + ... + 3585.

It is an arithmetic number, because the mean of its divisors is an integer number (309848).

Almost surely, 25188380 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 5188380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7436352).

5188380 is an abundant number, since it is smaller than the sum of its proper divisors (9684324).

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

5188380 is a wasteful number, since it uses less digits than its factorization.

5188380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2066 (or 2064 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 33.

The square root of 5188380 is about 2277.8015716914. The cubic root of 5188380 is about 173.1186774095.

The spelling of 5188380 in words is "five million, one hundred eighty-eight thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 43 60 86 129 172 215 258 430 516 645 860 1290 2011 2580 4022 6033 8044 10055 12066 20110 24132 30165 40220 60330 86473 120660 172946 259419 345892 432365 518838 864730 1037676 1297095 1729460 2594190 5188380