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10868825940 = 2235735297333
BaseRepresentation
bin10100001111101010…
…10001111101010100
31001001110121120020220
422013311101331110
5134224404412230
64554300354340
7533224332120
oct120765217524
931043546226
1010868825940
114678194885
122133b459b0
1310429ba66b
147516c6580
154392ccd10
hex287d51f54

10868825940 has 96 divisors (see below), whose sum is σ = 34794842880. Its totient is φ = 2483260416.

The previous prime is 10868825923. The next prime is 10868825941. The reversal of 10868825940 is 4952886801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10868825941) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1478514 + ... + 1485846.

It is an arithmetic number, because the mean of its divisors is an integer number (362446280).

Almost surely, 210868825940 is an apocalyptic number.

10868825940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10868825940 is an abundant number, since it is smaller than the sum of its proper divisors (23926016940).

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

10868825940 is a wasteful number, since it uses less digits than its factorization.

10868825940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10881 (or 10879 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 51.

The spelling of 10868825940 in words is "ten billion, eight hundred sixty-eight million, eight hundred twenty-five thousand, nine hundred forty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 3529 7058 7333 10587 14116 14666 17645 21174 21999 24703 29332 35290 36665 42348 43998 49406 51331 52935 70580 73330 74109 87996 98812 102662 105870 109995 123515 146660 148218 153993 205324 211740 219990 247030 256655 296436 307986 370545 439980 494060 513310 615972 741090 769965 1026620 1482180 1539930 3079860 25878157 51756314 77634471 103512628 129390785 155268942 181147099 258781570 310537884 362294198 388172355 517563140 543441297 724588396 776344710 905735495 1086882594 1552689420 1811470990 2173765188 2717206485 3622941980 5434412970 10868825940