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5415420 = 2235432099
BaseRepresentation
bin10100101010000111111100
3101012010120010
4110222013330
52341243140
6312023220
764013253
oct24520774
911163503
105415420
11306975a
121991b10
131177bba
14a0d79a
1571e880
hex52a1fc

5415420 has 48 divisors (see below), whose sum is σ = 15523200. Its totient is φ = 1409856.

The previous prime is 5415391. The next prime is 5415451. The reversal of 5415420 is 245145.

5415420 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 an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1531 + ... + 3629.

It is an arithmetic number, because the mean of its divisors is an integer number (323400).

Almost surely, 25415420 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 5415420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7761600).

5415420 is an abundant number, since it is smaller than the sum of its proper divisors (10107780).

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

5415420 is a wasteful number, since it uses less digits than its factorization.

5415420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2154 (or 2152 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 5415420 is about 2327.1054982531. The cubic root of 5415420 is about 175.6078994929.

The spelling of 5415420 in words is "five million, four hundred fifteen thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 43 60 86 129 172 215 258 430 516 645 860 1290 2099 2580 4198 6297 8396 10495 12594 20990 25188 31485 41980 62970 90257 125940 180514 270771 361028 451285 541542 902570 1083084 1353855 1805140 2707710 5415420