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26228300 = 2252789421
BaseRepresentation
bin110010000001…
…1011001001100
31211100112110112
41210003121030
523203301200
62334055152
7435636230
oct144033114
954315415
1026228300
111389478a
12894a4b8
135584307
1436aa5c0
152481535
hex190364c

26228300 has 72 divisors (see below), whose sum is σ = 65933280. Its totient is φ = 8870400.

The previous prime is 26228291. The next prime is 26228329. The reversal of 26228300 is 382262.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62090 + ... + 62510.

It is an arithmetic number, because the mean of its divisors is an integer number (915740).

Almost surely, 226228300 is an apocalyptic number.

26228300 is a gapful number since it is divisible by the number (20) 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 26228300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32966640).

26228300 is an abundant number, since it is smaller than the sum of its proper divisors (39704980).

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

26228300 is a wasteful number, since it uses less digits than its factorization.

26228300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531 (or 524 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 26228300 is about 5121.3572419819. The cubic root of 26228300 is about 297.1141810256.

The spelling of 26228300 in words is "twenty-six million, two hundred twenty-eight thousand, three hundred".

Divisors: 1 2 4 5 7 10 14 20 25 28 35 50 70 89 100 140 175 178 350 356 421 445 623 700 842 890 1246 1684 1780 2105 2225 2492 2947 3115 4210 4450 5894 6230 8420 8900 10525 11788 12460 14735 15575 21050 29470 31150 37469 42100 58940 62300 73675 74938 147350 149876 187345 262283 294700 374690 524566 749380 936725 1049132 1311415 1873450 2622830 3746900 5245660 6557075 13114150 26228300