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5187480 = 2335139311
BaseRepresentation
bin10011110010011110011000
3100202112212220
4103302132120
52311444410
6303104040
762043564
oct23623630
910675786
105187480
112a23481
1218a2020
1310c821c
149906a4
156c7070
hex4f2798

5187480 has 64 divisors (see below), whose sum is σ = 15724800. Its totient is φ = 1368960.

The previous prime is 5187449. The next prime is 5187487. The reversal of 5187480 is 847815.

It is a happy number.

5187480 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5187487) 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, 16525 + ... + 16835.

It is an arithmetic number, because the mean of its divisors is an integer number (245700).

Almost surely, 25187480 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 5187480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7862400).

5187480 is an abundant number, since it is smaller than the sum of its proper divisors (10537320).

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

5187480 is a wasteful number, since it uses less digits than its factorization.

5187480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464 (or 460 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 33.

The square root of 5187480 is about 2277.6040042114. The cubic root of 5187480 is about 173.1086668461.

The spelling of 5187480 in words is "five million, one hundred eighty-seven thousand, four hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 139 278 311 417 556 622 695 834 933 1112 1244 1390 1555 1668 1866 2085 2488 2780 3110 3336 3732 4170 4665 5560 6220 7464 8340 9330 12440 16680 18660 37320 43229 86458 129687 172916 216145 259374 345832 432290 518748 648435 864580 1037496 1296870 1729160 2593740 5187480