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5424800420 = 2251320864617
BaseRepresentation
bin1010000110101011…
…11110001010100100
3112000001201102012002
411003111332022210
542102222103140
62254144144432
7251301020444
oct50325761244
915001642162
105424800420
112334181936
121074908118
13685b745a0
14396680124
1521b3b8415
hex14357e2a4

5424800420 has 24 divisors (see below), whose sum is σ = 12268395384. Its totient is φ = 2003003136.

The previous prime is 5424800411. The next prime is 5424800429. The reversal of 5424800420 is 240084245.

It is an interprime number because it is at equal distance from previous prime (5424800411) and next prime (5424800429).

It can be written as a sum of positive squares in 4 ways, for example, as 5484964 + 5419315456 = 2342^2 + 73616^2 .

It is not an unprimeable number, because it can be changed into a prime (5424800429) 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, 10432049 + ... + 10432568.

It is an arithmetic number, because the mean of its divisors is an integer number (511183141).

Almost surely, 25424800420 is an apocalyptic number.

It is an amenable number.

5424800420 is an abundant number, since it is smaller than the sum of its proper divisors (6843594964).

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

5424800420 is a wasteful number, since it uses less digits than its factorization.

5424800420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20864639 (or 20864637 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 29.

The square root of 5424800420 is about 73653.2444634994. The cubic root of 5424800420 is about 1757.0923516324.

Adding to 5424800420 its reverse (240084245), we get a palindrome (5664884665).

The spelling of 5424800420 in words is "five billion, four hundred twenty-four million, eight hundred thousand, four hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 20864617 41729234 83458468 104323085 208646170 271240021 417292340 542480042 1084960084 1356200105 2712400210 5424800420