Search a number
-
+
68014950 = 23521732621
BaseRepresentation
bin1000000110111…
…01001101100110
311201222111222020
410003131031212
5114402434300
610425444010
71454055213
oct403351546
9151874866
1068014950
1135435703
121a940606
1311125143
149066b0a
155e878a0
hex40dd366

68014950 has 48 divisors (see below), whose sum is σ = 169716816. Its totient is φ = 18025600.

The previous prime is 68014897. The next prime is 68014951. The reversal of 68014950 is 5941086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68014951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24640 + ... + 27260.

It is an arithmetic number, because the mean of its divisors is an integer number (3535767).

Almost surely, 268014950 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68014950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84858408).

68014950 is an abundant number, since it is smaller than the sum of its proper divisors (101701866).

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

68014950 is a wasteful number, since it uses less digits than its factorization.

68014950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2809 (or 2804 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 68014950 is about 8247.1176783165. The cubic root of 68014950 is about 408.1954201292.

The spelling of 68014950 in words is "sixty-eight million, fourteen thousand, nine hundred fifty".

Divisors: 1 2 3 5 6 10 15 25 30 50 75 150 173 346 519 865 1038 1730 2595 2621 4325 5190 5242 7863 8650 12975 13105 15726 25950 26210 39315 65525 78630 131050 196575 393150 453433 906866 1360299 2267165 2720598 4534330 6801495 11335825 13602990 22671650 34007475 68014950