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68692395 = 35107127337
BaseRepresentation
bin1000001100000…
…10100110101011
311210020221020210
410012002212223
5120041124040
610452152203
71462606242
oct406024653
9153227223
1068692395
1135858682
121b008663
13113015b5
1491a1959
15606d480
hex41829ab

68692395 has 32 divisors (see below), whose sum is σ = 112140288. Its totient is φ = 35900928.

The previous prime is 68692381. The next prime is 68692397. The reversal of 68692395 is 59329686.

It is not a de Polignac number, because 68692395 - 25 = 68692363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68692397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203667 + ... + 204003.

It is an arithmetic number, because the mean of its divisors is an integer number (3504384).

Almost surely, 268692395 is an apocalyptic number.

68692395 is a deficient number, since it is larger than the sum of its proper divisors (43447893).

68692395 is a wasteful number, since it uses less digits than its factorization.

68692395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579.

The product of its digits is 699840, while the sum is 48.

The square root of 68692395 is about 8288.0875357346. The cubic root of 68692395 is about 409.5461863551.

The spelling of 68692395 in words is "sixty-eight million, six hundred ninety-two thousand, three hundred ninety-five".

Divisors: 1 3 5 15 107 127 321 337 381 535 635 1011 1605 1685 1905 5055 13589 36059 40767 42799 67945 108177 128397 180295 203835 213995 540885 641985 4579493 13738479 22897465 68692395