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228827852 = 22115419613
BaseRepresentation
bin11011010001110…
…10001011001100
3120221120122210122
431220322023030
5432034442402
634412324112
75446001411
oct1550721314
9527518718
10228827852
11108192830
1264773638
133853b8c6
1422568108
1515150ca2
hexda3a2cc

228827852 has 24 divisors (see below), whose sum is σ = 437706192. Its totient is φ = 103809600.

The previous prime is 228827831. The next prime is 228827861. The reversal of 228827852 is 258728822.

228827852 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18998 + ... + 28610.

It is an arithmetic number, because the mean of its divisors is an integer number (18237758).

Almost surely, 2228827852 is an apocalyptic number.

228827852 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

228827852 is a deficient number, since it is larger than the sum of its proper divisors (208878340).

228827852 is a wasteful number, since it uses less digits than its factorization.

228827852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10169 (or 10167 counting only the distinct ones).

The product of its digits is 286720, while the sum is 44.

The square root of 228827852 is about 15127.0569510397. The cubic root of 228827852 is about 611.6499735669.

The spelling of 228827852 in words is "two hundred twenty-eight million, eight hundred twenty-seven thousand, eight hundred fifty-two".

Divisors: 1 2 4 11 22 44 541 1082 2164 5951 9613 11902 19226 23804 38452 105743 211486 422972 5200633 10401266 20802532 57206963 114413926 228827852