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228335300 = 225213916427
BaseRepresentation
bin11011001110000…
…01111011000100
3120220122122010222
431213001323010
5431423212200
634354003512
75441550404
oct1547017304
9526578128
10228335300
11107986766
1264576598
13383c865b
142247a804
15150a4d85
hexd9c1ec4

228335300 has 36 divisors (see below), whose sum is σ = 499082640. Its totient is φ = 90671520.

The previous prime is 228335291. The next prime is 228335309. The reversal of 228335300 is 3533822.

228335300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (228335291) and next prime (228335309).

It is a self number, because there is not a number n which added to its sum of digits gives 228335300.

It is not an unprimeable number, because it can be changed into a prime (228335309) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5687 + ... + 22113.

Almost surely, 2228335300 is an apocalyptic number.

228335300 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 228335300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (249541320).

228335300 is an abundant number, since it is smaller than the sum of its proper divisors (270747340).

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

228335300 is a wasteful number, since it uses less digits than its factorization.

228335300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16580 (or 16573 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 228335300 is about 15110.7676840060. The cubic root of 228335300 is about 611.2107994092.

The spelling of 228335300 in words is "two hundred twenty-eight million, three hundred thirty-five thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 139 278 556 695 1390 2780 3475 6950 13900 16427 32854 65708 82135 164270 328540 410675 821350 1642700 2283353 4566706 9133412 11416765 22833530 45667060 57083825 114167650 228335300