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2256504620 = 225320935159
BaseRepresentation
bin1000011001111111…
…1000011100101100
312211021000022102012
42012133320130230
514110131121440
61011524420352
7106626654446
oct20637703454
95737008365
102256504620
11a58813357
1252b8476b8
1329c656646
14175989496
15d317de65
hex867f872c

2256504620 has 24 divisors (see below), whose sum is σ = 4740271200. Its totient is φ = 902294912.

The previous prime is 2256504611. The next prime is 2256504647. The reversal of 2256504620 is 264056522.

It is a super-3 number, since 3×22565046203 (a number of 29 digits) contains 333 as substring.

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, 46601 + ... + 81759.

It is an arithmetic number, because the mean of its divisors is an integer number (197511300).

Almost surely, 22256504620 is an apocalyptic number.

2256504620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2256504620 is an abundant number, since it is smaller than the sum of its proper divisors (2483766580).

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

2256504620 is a wasteful number, since it uses less digits than its factorization.

2256504620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38377 (or 38375 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 2256504620 is about 47502.6801349145. The cubic root of 2256504620 is about 1311.6322175484.

The spelling of 2256504620 in words is "two billion, two hundred fifty-six million, five hundred four thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 3209 6418 12836 16045 32090 35159 64180 70318 140636 175795 351590 703180 112825231 225650462 451300924 564126155 1128252310 2256504620