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68532950 = 2521780627
BaseRepresentation
bin1000001010110…
…11101011010110
311202221211112102
410011123223112
5120021023300
610444522102
71461343343
oct405335326
9152854472
1068532950
1135759902
121ab50332
1311276b55
14915d7ca
15603b0d5
hex415bad6

68532950 has 24 divisors (see below), whose sum is σ = 134971272. Its totient is φ = 25800320.

The previous prime is 68532941. The next prime is 68532953. The reversal of 68532950 is 5923586.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68532953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39464 + ... + 41163.

It is an arithmetic number, because the mean of its divisors is an integer number (5623803).

Almost surely, 268532950 is an apocalyptic number.

68532950 is a deficient number, since it is larger than the sum of its proper divisors (66438322).

68532950 is a wasteful number, since it uses less digits than its factorization.

68532950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80656 (or 80651 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 68532950 is about 8278.4630216001. The cubic root of 68532950 is about 409.2290688605.

The spelling of 68532950 in words is "sixty-eight million, five hundred thirty-two thousand, nine hundred fifty".

Divisors: 1 2 5 10 17 25 34 50 85 170 425 850 80627 161254 403135 806270 1370659 2015675 2741318 4031350 6853295 13706590 34266475 68532950