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2026240420 = 225281360541
BaseRepresentation
bin111100011000101…
…1111100110100100
312020012201200022111
41320301133212210
513122204143140
6533021210404
7101132521321
oct17061374644
95205650274
102026240420
1194a83a466
12486700a04
13263a34039
14153169b48
15bcd477ea
hex78c5f9a4

2026240420 has 24 divisors (see below), whose sum is σ = 4270259448. Its totient is φ = 807609600.

The previous prime is 2026240399. The next prime is 2026240439. The reversal of 2026240420 is 240426202.

It can be written as a sum of positive squares in 4 ways, for example, as 60559524 + 1965680896 = 7782^2 + 44336^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2026240391 and 2026240400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174651 + ... + 185890.

It is an arithmetic number, because the mean of its divisors is an integer number (177927477).

Almost surely, 22026240420 is an apocalyptic number.

2026240420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2026240420 is an abundant number, since it is smaller than the sum of its proper divisors (2244019028).

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

2026240420 is a wasteful number, since it uses less digits than its factorization.

2026240420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360831 (or 360829 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2026240420 is about 45013.7803344709. The cubic root of 2026240420 is about 1265.4072688661.

Adding to 2026240420 its reverse (240426202), we get a palindrome (2266666622).

The spelling of 2026240420 in words is "two billion, twenty-six million, two hundred forty thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 281 562 1124 1405 2810 5620 360541 721082 1442164 1802705 3605410 7210820 101312021 202624042 405248084 506560105 1013120210 2026240420