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229148232 = 2339719833
BaseRepresentation
bin11011010100010…
…00011001001000
3120222011221021120
431222020121020
5432130220412
634423235240
75451504435
oct1552103110
9528157246
10229148232
11108391505
12648a8b20
1338621691
142260cb8c
15151b5b8c
hexda88648

229148232 has 32 divisors (see below), whose sum is σ = 573518880. Its totient is φ = 76296320.

The previous prime is 229148207. The next prime is 229148243. The reversal of 229148232 is 232841922.

It is a junction number, because it is equal to n+sod(n) for n = 229148193 and 229148202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18388 + ... + 28220.

It is an arithmetic number, because the mean of its divisors is an integer number (17922465).

Almost surely, 2229148232 is an apocalyptic number.

It is an amenable number.

229148232 is an abundant number, since it is smaller than the sum of its proper divisors (344370648).

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

229148232 is a wasteful number, since it uses less digits than its factorization.

229148232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10813 (or 10809 counting only the distinct ones).

The product of its digits is 13824, while the sum is 33.

The square root of 229148232 is about 15137.6428812415. The cubic root of 229148232 is about 611.9352958207.

The spelling of 229148232 in words is "two hundred twenty-nine million, one hundred forty-eight thousand, two hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 24 971 1942 2913 3884 5826 7768 9833 11652 19666 23304 29499 39332 58998 78664 117996 235992 9547843 19095686 28643529 38191372 57287058 76382744 114574116 229148232