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68014338 = 23719292939
BaseRepresentation
bin1000000110111…
…01000100000010
311201222111010120
410003131010002
5114402424323
610425441110
71454053350
oct403350402
9151874116
1068014338
11354351a7
121a940196
1311124a92
1490667d0
155e875e3
hex40dd102

68014338 has 64 divisors (see below), whose sum is σ = 169344000. Its totient is φ = 17769024.

The previous prime is 68014291. The next prime is 68014369. The reversal of 68014338 is 83341086.

It is a junction number, because it is equal to n+sod(n) for n = 68014299 and 68014308.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21673 + ... + 24611.

It is an arithmetic number, because the mean of its divisors is an integer number (2646000).

Almost surely, 268014338 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68014338, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84672000).

68014338 is an abundant number, since it is smaller than the sum of its proper divisors (101329662).

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

68014338 is a wasteful number, since it uses less digits than its factorization.

68014338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2999.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 68014338 is about 8247.0805743608. The cubic root of 68014338 is about 408.1941958085.

The spelling of 68014338 in words is "sixty-eight million, fourteen thousand, three hundred thirty-eight".

Divisors: 1 2 3 6 7 14 19 21 29 38 42 57 58 87 114 133 174 203 266 399 406 551 609 798 1102 1218 1653 2939 3306 3857 5878 7714 8817 11571 17634 20573 23142 41146 55841 61719 85231 111682 123438 167523 170462 255693 335046 390887 511386 596617 781774 1172661 1193234 1619389 1789851 2345322 3238778 3579702 4858167 9716334 11335723 22671446 34007169 68014338