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229706568 = 233271335059
BaseRepresentation
bin11011011000100…
…00101101001000
3121000020022011200
431230100231020
5432301102233
634443224200
75456321310
oct1554205510
9530208150
10229706568
11108732a43
1264b18060
1338788860
1422716440
1515276313
hexdb10b48

229706568 has 96 divisors (see below), whose sum is σ = 765710400. Its totient is φ = 60580224.

The previous prime is 229706539. The next prime is 229706591. The reversal of 229706568 is 865607922.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10978 + ... + 24081.

It is an arithmetic number, because the mean of its divisors is an integer number (7976150).

Almost surely, 2229706568 is an apocalyptic number.

229706568 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

229706568 is an abundant number, since it is smaller than the sum of its proper divisors (536003832).

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

229706568 is a wasteful number, since it uses less digits than its factorization.

229706568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35091 (or 35084 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 229706568 is about 15156.0736340254. The cubic root of 229706568 is about 612.4319006893.

The spelling of 229706568 in words is "two hundred twenty-nine million, seven hundred six thousand, five hundred sixty-eight".

Divisors: 1 2 3 4 6 7 8 9 12 13 14 18 21 24 26 28 36 39 42 52 56 63 72 78 84 91 104 117 126 156 168 182 234 252 273 312 364 468 504 546 728 819 936 1092 1638 2184 3276 6552 35059 70118 105177 140236 210354 245413 280472 315531 420708 455767 490826 631062 736239 841416 911534 981652 1262124 1367301 1472478 1823068 1963304 2208717 2524248 2734602 2944956 3190369 3646136 4101903 4417434 5469204 5889912 6380738 8203806 8834868 9571107 10938408 12761476 16407612 17669736 19142214 25522952 28713321 32815224 38284428 57426642 76568856 114853284 229706568