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68756925894301 = 260926353746989
BaseRepresentation
bin11111010001000101110000…
…01001001100111010011101
3100000110002122101101101002001
433220202320021030322131
533003003141012104201
6402122255023202301
720324344502046631
oct1750427011147235
9300402571341061
1068756925894301
111a9a97151a5977
127865677446391
132c4999a5099b8
1412d9bd2796dc1
157e37d34e2301
hex3e88b824ce9d

68756925894301 has 4 divisors (see below), whose sum is σ = 68783279643900. Its totient is φ = 68730572144704.

The previous prime is 68756925894287. The next prime is 68756925894331. The reversal of 68756925894301 is 10349852965786.

68756925894301 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 50671689744025 + 18085236150276 = 7118405^2 + 4252674^2 .

It is a cyclic number.

It is not a de Polignac number, because 68756925894301 - 225 = 68756892339869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68756925894331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13176870886 + ... + 13176876103.

It is an arithmetic number, because the mean of its divisors is an integer number (17195819910975).

It is a 1-persistent number, because it is pandigital, but 2⋅68756925894301 = 137513851788602 is not.

Almost surely, 268756925894301 is an apocalyptic number.

It is an amenable number.

68756925894301 is a deficient number, since it is larger than the sum of its proper divisors (26353749599).

68756925894301 is a wasteful number, since it uses less digits than its factorization.

68756925894301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26353749598.

The product of its (nonzero) digits is 783820800, while the sum is 73.

The spelling of 68756925894301 in words is "sixty-eight trillion, seven hundred fifty-six billion, nine hundred twenty-five million, eight hundred ninety-four thousand, three hundred one".

Divisors: 1 2609 26353746989 68756925894301