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268024248 = 233379113139
BaseRepresentation
bin11111111100110…
…11100110111000
3200200100001011000
433332123212320
51022103233443
642332405000
76433111542
oct1776334670
9620301130
10268024248
11128324648
1275916760
13436b373b
142784c692
15187e48d3
hexff9b9b8

268024248 has 128 divisors (see below), whose sum is σ = 766080000. Its totient is φ = 86800896.

The previous prime is 268024243. The next prime is 268024249. The reversal of 268024248 is 842420862.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268024243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1928163 + ... + 1928301.

It is an arithmetic number, because the mean of its divisors is an integer number (5985000).

Almost surely, 2268024248 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 268024248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (383040000).

268024248 is an abundant number, since it is smaller than the sum of its proper divisors (498055752).

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

268024248 is a wasteful number, since it uses less digits than its factorization.

268024248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346 (or 336 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 36.

The square root of 268024248 is about 16371.4461181656. The cubic root of 268024248 is about 644.7500167011.

The spelling of 268024248 in words is "two hundred sixty-eight million, twenty-four thousand, two hundred forty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 79 108 113 139 158 216 226 237 278 316 339 417 452 474 556 632 678 711 834 904 948 1017 1112 1251 1356 1422 1668 1896 2034 2133 2502 2712 2844 3051 3336 3753 4068 4266 5004 5688 6102 7506 8136 8532 8927 10008 10981 12204 15012 15707 17064 17854 21962 24408 26781 30024 31414 32943 35708 43924 47121 53562 62828 65886 71416 80343 87848 94242 98829 107124 125656 131772 141363 160686 188484 197658 214248 241029 263544 282726 296487 321372 376968 395316 424089 482058 565452 592974 642744 790632 848178 964116 1130904 1185948 1240853 1696356 1928232 2371896 2481706 3392712 3722559 4963412 7445118 9926824 11167677 14890236 22335354 29780472 33503031 44670708 67006062 89341416 134012124 268024248