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10863412180 = 2252997193093
BaseRepresentation
bin10100001111000001…
…01000001111010100
31001001002102111222021
422013200220033110
5134222013142210
64553544342524
7533130323425
oct120740501724
931032374867
1010863412180
1146751273a5
122132174a44
13104184345a
14750ab764c
15438aadbda
hex2878283d4

10863412180 has 48 divisors (see below), whose sum is σ = 23843247120. Its totient is φ = 4152250368.

The previous prime is 10863412171. The next prime is 10863412201. The reversal of 10863412180 is 8121436801.

It can be written as a sum of positive squares in 8 ways, for example, as 1557723024 + 9305689156 = 39468^2 + 96466^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40287 + ... + 152806.

It is an arithmetic number, because the mean of its divisors is an integer number (496734315).

Almost surely, 210863412180 is an apocalyptic number.

10863412180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10863412180 is an abundant number, since it is smaller than the sum of its proper divisors (12979834940).

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

10863412180 is a wasteful number, since it uses less digits than its factorization.

10863412180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193228 (or 193226 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

Adding to 10863412180 its reverse (8121436801), we get a palindrome (18984848981).

The spelling of 10863412180 in words is "ten billion, eight hundred sixty-three million, four hundred twelve thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 29 58 97 116 145 194 290 388 485 580 970 1940 2813 5626 11252 14065 28130 56260 193093 386186 772372 965465 1930930 3861860 5599697 11199394 18730021 22398788 27998485 37460042 55996970 74920084 93650105 111993940 187300210 374600420 543170609 1086341218 2172682436 2715853045 5431706090 10863412180