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68392962 = 232112943277
BaseRepresentation
bin1000001001110…
…01100000000010
311202200201111200
410010321200002
5120002033322
610441522030
71460221251
oct404714002
9152621450
1068392962
1135673710
121aaa3316
1311228211
149124798
15600e8ac
hex4139802

68392962 has 96 divisors (see below), whose sum is σ = 171737280. Its totient is φ = 19474560.

The previous prime is 68392903. The next prime is 68392963. The reversal of 68392962 is 26929386.

It is a super-2 number, since 2×683929622 = 9355194502266888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (68392963) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 246768 + ... + 247044.

It is an arithmetic number, because the mean of its divisors is an integer number (1788930).

Almost surely, 268392962 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68392962, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85868640).

68392962 is an abundant number, since it is smaller than the sum of its proper divisors (103344318).

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

68392962 is a wasteful number, since it uses less digits than its factorization.

68392962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368 (or 365 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 68392962 is about 8270.0037484877. The cubic root of 68392962 is about 408.9502433279.

It can be divided in two parts, 6839 and 2962, that added together give a square (9801 = 992).

The spelling of 68392962 in words is "sixty-eight million, three hundred ninety-two thousand, nine hundred sixty-two".

Divisors: 1 2 3 6 9 11 18 22 29 33 43 58 66 86 87 99 129 174 198 258 261 277 319 387 473 522 554 638 774 831 946 957 1247 1419 1662 1914 2493 2494 2838 2871 3047 3741 4257 4986 5742 6094 7482 8033 8514 9141 11223 11911 13717 16066 18282 22446 23822 24099 27423 27434 35733 41151 48198 54846 71466 72297 82302 88363 107199 123453 131021 144594 176726 214398 246906 262042 265089 345419 393063 530178 690838 786126 795267 1036257 1179189 1590534 2072514 2358378 3108771 3799609 6217542 7599218 11398827 22797654 34196481 68392962