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11292860 = 225564643
BaseRepresentation
bin101011000101…
…000010111100
3210020201220002
4223011002330
510342332420
61042013432
7164662535
oct53050274
923221802
1011292860
116413547
123947278
132455187
1416dd68c
15ed1075
hexac50bc

11292860 has 12 divisors (see below), whose sum is σ = 23715048. Its totient is φ = 4517136.

The previous prime is 11292851. The next prime is 11292863. The reversal of 11292860 is 6829211.

It is a super-3 number, since 3×112928603 (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11292863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282302 + ... + 282341.

It is an arithmetic number, because the mean of its divisors is an integer number (1976254).

Almost surely, 211292860 is an apocalyptic number.

11292860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11292860 is an abundant number, since it is smaller than the sum of its proper divisors (12422188).

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

11292860 is a wasteful number, since it uses less digits than its factorization.

11292860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564652 (or 564650 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 11292860 is about 3360.4850840318. The cubic root of 11292860 is about 224.3544293336.

The spelling of 11292860 in words is "eleven million, two hundred ninety-two thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 564643 1129286 2258572 2823215 5646430 11292860