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28795110 = 23517131431
BaseRepresentation
bin110110111011…
…0000011100110
32000011221110120
41231312003212
524332420420
62505102410
7466516521
oct155660346
960157416
1028795110
1115288213
129787a06
135c72736
143b77bb8
1527dbd40
hex1b760e6

28795110 has 64 divisors (see below), whose sum is σ = 73903104. Its totient is φ = 7155200.

The previous prime is 28795097. The next prime is 28795133. The reversal of 28795110 is 1159782.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66595 + ... + 67025.

It is an arithmetic number, because the mean of its divisors is an integer number (1154736).

Almost surely, 228795110 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 28795110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36951552).

28795110 is an abundant number, since it is smaller than the sum of its proper divisors (45107994).

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

28795110 is a wasteful number, since it uses less digits than its factorization.

28795110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589.

The product of its (nonzero) digits is 5040, while the sum is 33.

The square root of 28795110 is about 5366.1075278082. The cubic root of 28795110 is about 306.5064235814.

The spelling of 28795110 in words is "twenty-eight million, seven hundred ninety-five thousand, one hundred ten".

Divisors: 1 2 3 5 6 10 15 17 30 34 51 85 102 131 170 255 262 393 431 510 655 786 862 1293 1310 1965 2155 2227 2586 3930 4310 4454 6465 6681 7327 11135 12930 13362 14654 21981 22270 33405 36635 43962 56461 66810 73270 109905 112922 169383 219810 282305 338766 564610 846915 959837 1693830 1919674 2879511 4799185 5759022 9598370 14397555 28795110