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5219420 = 225298999
BaseRepresentation
bin10011111010010001011100
3100211011200212
4103322101130
52314010140
6303511552
762235653
oct23722134
910734625
105219420
112a45478
1218b85b8
13110991b
1499c19a
156d1765
hex4fa45c

5219420 has 24 divisors (see below), whose sum is σ = 11340000. Its totient is φ = 2015552.

The previous prime is 5219393. The next prime is 5219441. The reversal of 5219420 is 249125.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3920 + ... + 5079.

It is an arithmetic number, because the mean of its divisors is an integer number (472500).

Almost surely, 25219420 is an apocalyptic number.

It is an amenable number.

5219420 is an abundant number, since it is smaller than the sum of its proper divisors (6120580).

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

5219420 is a wasteful number, since it uses less digits than its factorization.

5219420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9037 (or 9035 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 5219420 is about 2284.6049986814. The cubic root of 5219420 is about 173.4632244667.

The spelling of 5219420 in words is "five million, two hundred nineteen thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 580 8999 17998 35996 44995 89990 179980 260971 521942 1043884 1304855 2609710 5219420