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56225162600 = 2352893158717
BaseRepresentation
bin110100010111010001…
…111110010101101000
312101010102120012022122
4310113101332111220
51410122120200400
641455100210412
74030211665565
oct642721762550
9171112505278
1056225162600
1121932702932
12aa91839a08
1353c0692ca9
142a153d186c
1516e1157685
hexd1747e568

56225162600 has 48 divisors (see below), whose sum is σ = 132192348300. Its totient is φ = 22237360640.

The previous prime is 56225162579. The next prime is 56225162627. The reversal of 56225162600 is 626152265.

It can be written as a sum of positive squares in 6 ways, for example, as 13618423204 + 42606739396 = 116698^2 + 206414^2 .

It is a super-2 number, since 2×562251626002 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1561559 + ... + 1597158.

Almost surely, 256225162600 is an apocalyptic number.

56225162600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56225162600 is an abundant number, since it is smaller than the sum of its proper divisors (75967185700).

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

56225162600 is a wasteful number, since it uses less digits than its factorization.

56225162600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158822 (or 3158813 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 56225162600 in words is "fifty-six billion, two hundred twenty-five million, one hundred sixty-two thousand, six hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 89 100 178 200 356 445 712 890 1780 2225 3560 4450 8900 17800 3158717 6317434 12634868 15793585 25269736 31587170 63174340 78967925 126348680 157935850 281125813 315871700 562251626 631743400 1124503252 1405629065 2249006504 2811258130 5622516260 7028145325 11245032520 14056290650 28112581300 56225162600