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68244 = 22311247
BaseRepresentation
bin10000101010010100
310110121120
4100222110
54140434
61243540
7402651
oct205224
9113546
1068244
1147300
12335b0
13250a7
141ac28
1515349
hex10a94

68244 has 36 divisors (see below), whose sum is σ = 178752. Its totient is φ = 20240.

The previous prime is 68239. The next prime is 68261. The reversal of 68244 is 44286.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1429 + ... + 1475.

268244 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 68244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89376).

68244 is an abundant number, since it is smaller than the sum of its proper divisors (110508).

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

68244 is a wasteful number, since it uses less digits than its factorization.

68244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76 (or 63 counting only the distinct ones).

The product of its digits is 1536, while the sum is 24.

The square root of 68244 is about 261.2355259148. The cubic root of 68244 is about 40.8653125393.

The spelling of 68244 in words is "sixty-eight thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 11 12 22 33 44 47 66 94 121 132 141 188 242 282 363 484 517 564 726 1034 1452 1551 2068 3102 5687 6204 11374 17061 22748 34122 68244