Search a number
-
+
5187880 = 235235639
BaseRepresentation
bin10011110010100100101000
3100202120102201
4103302210220
52312003010
6303105544
762045005
oct23624450
910676381
105187880
112a23805
1218a22b4
1310c8469
149908ac
156c723a
hex4f2928

5187880 has 32 divisors (see below), whose sum is σ = 12182400. Its totient is φ = 1984576.

The previous prime is 5187869. The next prime is 5187883. The reversal of 5187880 is 887815.

It is not an unprimeable number, because it can be changed into a prime (5187883) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1900 + ... + 3739.

It is an arithmetic number, because the mean of its divisors is an integer number (380700).

Almost surely, 25187880 is an apocalyptic number.

It is an amenable number.

5187880 is an abundant number, since it is smaller than the sum of its proper divisors (6994520).

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

5187880 is a wasteful number, since it uses less digits than its factorization.

5187880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5673 (or 5669 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 37.

The square root of 5187880 is about 2277.6918140960. The cubic root of 5187880 is about 173.1131161283.

The spelling of 5187880 in words is "five million, one hundred eighty-seven thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 20 23 40 46 92 115 184 230 460 920 5639 11278 22556 28195 45112 56390 112780 129697 225560 259394 518788 648485 1037576 1296970 2593940 5187880