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229243344 = 24311835231
BaseRepresentation
bin11011010100111…
…11100111010000
3120222100202202020
431222133213100
5432141241334
634425251440
75452351641
oct1552374720
9528322666
10229243344
11108446a10
1264933b80
1338655a65
14226356c8
15151d3e49
hexda9f9d0

229243344 has 80 divisors (see below), whose sum is σ = 653958144. Its totient is φ = 68617600.

The previous prime is 229243337. The next prime is 229243349. The reversal of 229243344 is 443342922.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229243349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41209 + ... + 46439.

Almost surely, 2229243344 is an apocalyptic number.

229243344 is a gapful number since it is divisible by the number (24) 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 229243344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326979072).

229243344 is an abundant number, since it is smaller than the sum of its proper divisors (424714800).

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

229243344 is a wasteful number, since it uses less digits than its factorization.

229243344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5336 (or 5330 counting only the distinct ones).

The product of its digits is 41472, while the sum is 33.

The square root of 229243344 is about 15140.7841276468. The cubic root of 229243344 is about 612.0199489418.

The spelling of 229243344 in words is "two hundred twenty-nine million, two hundred forty-three thousand, three hundred forty-four".

Divisors: 1 2 3 4 6 8 11 12 16 22 24 33 44 48 66 83 88 132 166 176 249 264 332 498 528 664 913 996 1328 1826 1992 2739 3652 3984 5231 5478 7304 10462 10956 14608 15693 20924 21912 31386 41848 43824 57541 62772 83696 115082 125544 172623 230164 251088 345246 434173 460328 690492 868346 920656 1302519 1380984 1736692 2605038 2761968 3473384 4775903 5210076 6946768 9551806 10420152 14327709 19103612 20840304 28655418 38207224 57310836 76414448 114621672 229243344