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683089880 = 235112367499
BaseRepresentation
bin101000101101110…
…001111111011000
31202121100120011012
4220231301333120
52344332334010
6151440553052
722633111454
oct5055617730
91677316135
10683089880
1132064a5a0
12170922788
13ab69b4c5
1466a15664
153ee82005
hex28b71fd8

683089880 has 64 divisors (see below), whose sum is σ = 1749600000. Its totient is φ = 237592960.

The previous prime is 683089877. The next prime is 683089907. The reversal of 683089880 is 88980386.

It is a super-2 number, since 2×6830898802 = 933223568316828800, which contains 22 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 23630 + ... + 43869.

It is an arithmetic number, because the mean of its divisors is an integer number (27337500).

Almost surely, 2683089880 is an apocalyptic number.

It is an amenable number.

683089880 is an abundant number, since it is smaller than the sum of its proper divisors (1066510120).

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

683089880 is a wasteful number, since it uses less digits than its factorization.

683089880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67544 (or 67540 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 50.

The square root of 683089880 is about 26135.9882154856. The cubic root of 683089880 is about 880.6958511328.

The spelling of 683089880 in words is "six hundred eighty-three million, eighty-nine thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 11 20 22 23 40 44 46 55 88 92 110 115 184 220 230 253 440 460 506 920 1012 1265 2024 2530 5060 10120 67499 134998 269996 337495 539992 674990 742489 1349980 1484978 1552477 2699960 2969956 3104954 3712445 5939912 6209908 7424890 7762385 12419816 14849780 15524770 17077247 29699560 31049540 34154494 62099080 68308988 85386235 136617976 170772470 341544940 683089880