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10842880 = 28543197
BaseRepresentation
bin101001010111…
…001100000000
3202101212122011
4221113030000
510233433010
61024222304
7161106616
oct51271400
922355564
1010842880
116136464
12376a994
132328409
1416236b6
15e42a8a
hexa57300

10842880 has 72 divisors (see below), whose sum is σ = 26710992. Its totient is φ = 4214784.

The previous prime is 10842859. The next prime is 10842883. The reversal of 10842880 is 8824801.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (10842883) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54942 + ... + 55138.

It is an arithmetic number, because the mean of its divisors is an integer number (370986).

Almost surely, 210842880 is an apocalyptic number.

10842880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10842880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13355496).

10842880 is an abundant number, since it is smaller than the sum of its proper divisors (15868112).

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

10842880 is an equidigital number, since it uses as much as digits as its factorization.

10842880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261 (or 247 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 31.

The square root of 10842880 is about 3292.8528664366. The cubic root of 10842880 is about 221.3340429970.

The spelling of 10842880 in words is "ten million, eight hundred forty-two thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 43 64 80 86 128 160 172 197 215 256 320 344 394 430 640 688 788 860 985 1280 1376 1576 1720 1970 2752 3152 3440 3940 5504 6304 6880 7880 8471 11008 12608 13760 15760 16942 25216 27520 31520 33884 42355 50432 55040 63040 67768 84710 126080 135536 169420 252160 271072 338840 542144 677680 1084288 1355360 2168576 2710720 5421440 10842880