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68295024 = 2432729679
BaseRepresentation
bin1000001001000…
…01100101110000
311202111202011100
410010201211300
5114440420044
610435444400
71456332600
oct404414560
9152452140
1068295024
1135607076
121aa56700
13111c2775
1490dac00
155ee0869
hex4121970

68295024 has 90 divisors (see below), whose sum is σ = 222359280. Its totient is φ = 19510848.

The previous prime is 68295013. The next prime is 68295047. The reversal of 68295024 is 42059286.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 68295024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2217 + ... + 11895.

Almost surely, 268295024 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 68295024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111179640).

68295024 is an abundant number, since it is smaller than the sum of its proper divisors (154064256).

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

68295024 is a wasteful number, since it uses less digits than its factorization.

68295024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9707 (or 9691 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 68295024 is about 8264.0803481089. The cubic root of 68295024 is about 408.7549459324.

The spelling of 68295024 in words is "sixty-eight million, two hundred ninety-five thousand, twenty-four".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 48 49 56 63 72 84 98 112 126 144 147 168 196 252 294 336 392 441 504 588 784 882 1008 1176 1764 2352 3528 7056 9679 19358 29037 38716 58074 67753 77432 87111 116148 135506 154864 174222 203259 232296 271012 348444 406518 464592 474271 542024 609777 696888 813036 948542 1084048 1219554 1393776 1422813 1626072 1897084 2439108 2845626 3252144 3794168 4268439 4878216 5691252 7588336 8536878 9756432 11382504 17073756 22765008 34147512 68295024