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4212410420 = 225210620521
BaseRepresentation
bin1111101100010100…
…0100100000110100
3101212120101121202202
43323011010200310
532111334113140
61533554324032
7206246616641
oct37305044064
911776347682
104212410420
111871883329
12996889618
1352193275a
142bd646dc8
15199c31915
hexfb144834

4212410420 has 12 divisors (see below), whose sum is σ = 8846061924. Its totient is φ = 1684964160.

The previous prime is 4212410407. The next prime is 4212410431. The reversal of 4212410420 is 240142124.

It can be written as a sum of positive squares in 2 ways, for example, as 1161173776 + 3051236644 = 34076^2 + 55238^2 .

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 210620521 = 4212410420 / (4 + 2 + 1 + 2 + 4 + 1 + 0 + 4 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 4212410392 and 4212410401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105310241 + ... + 105310280.

It is an arithmetic number, because the mean of its divisors is an integer number (737171827).

Almost surely, 24212410420 is an apocalyptic number.

It is an amenable number.

4212410420 is an abundant number, since it is smaller than the sum of its proper divisors (4633651504).

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

4212410420 is a wasteful number, since it uses less digits than its factorization.

4212410420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210620530 (or 210620528 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 4212410420 is about 64903.0848265319. The cubic root of 4212410420 is about 1615.0162362939.

Adding to 4212410420 its reverse (240142124), we get a palindrome (4452552544).

The spelling of 4212410420 in words is "four billion, two hundred twelve million, four hundred ten thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 210620521 421241042 842482084 1053102605 2106205210 4212410420