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11280798 = 232626711
BaseRepresentation
bin101011000010…
…000110011110
3210020010100100
4223002012132
510341441143
61041441530
7164612424
oct53020636
923203310
1011280798
116405481
1239402a6
13244c839
1416d9114
15ecc6d3
hexac219e

11280798 has 12 divisors (see below), whose sum is σ = 24441768. Its totient is φ = 3760260.

The previous prime is 11280767. The next prime is 11280817. The reversal of 11280798 is 89708211.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 313338 + ... + 313373.

It is an arithmetic number, because the mean of its divisors is an integer number (2036814).

Almost surely, 211280798 is an apocalyptic number.

11280798 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

11280798 is an abundant number, since it is smaller than the sum of its proper divisors (13160970).

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

11280798 is a wasteful number, since it uses less digits than its factorization.

11280798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626719 (or 626716 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 36.

The square root of 11280798 is about 3358.6899231694. The cubic root of 11280798 is about 224.2745225846.

The spelling of 11280798 in words is "eleven million, two hundred eighty thousand, seven hundred ninety-eight".

Divisors: 1 2 3 6 9 18 626711 1253422 1880133 3760266 5640399 11280798