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228830514 = 231126313183
BaseRepresentation
bin11011010001110…
…10110100110010
3120221120210110020
431220322310302
5432040034024
634412344310
75446012233
oct1550726462
9527523406
10228830514
11108194830
1264775096
133853cb93
142256908a
1515151979
hexda3ad32

228830514 has 32 divisors (see below), whose sum is σ = 501202944. Its totient is φ = 69073680.

The previous prime is 228830507. The next prime is 228830551. The reversal of 228830514 is 415038822.

228830514 is digitally balanced in base 3, 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 (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10767 + ... + 23949.

It is an arithmetic number, because the mean of its divisors is an integer number (15662592).

Almost surely, 2228830514 is an apocalyptic number.

228830514 is an abundant number, since it is smaller than the sum of its proper divisors (272372430).

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

228830514 is a wasteful number, since it uses less digits than its factorization.

228830514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13462.

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 228830514 is about 15127.1449388178. The cubic root of 228830514 is about 611.6523453730.

The spelling of 228830514 in words is "two hundred twenty-eight million, eight hundred thirty thousand, five hundred fourteen".

Divisors: 1 2 3 6 11 22 33 66 263 526 789 1578 2893 5786 8679 13183 17358 26366 39549 79098 145013 290026 435039 870078 3467129 6934258 10401387 20802774 38138419 76276838 114415257 228830514