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68134101 = 373244481
BaseRepresentation
bin1000000111110…
…10010011010101
311202012120102020
410003322103111
5114420242401
610432203353
71455062460
oct403722325
9152176366
1068134101
1135507182
121a999559
1311167449
1490982d7
155eacd36
hex40fa4d5

68134101 has 8 divisors (see below), whose sum is σ = 103823424. Its totient is φ = 38933760.

The previous prime is 68134051. The next prime is 68134111. The reversal of 68134101 is 10143186.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 68134101 - 26 = 68134037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68134111) 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 7 ways as a sum of consecutive naturals, for example, 1622220 + ... + 1622261.

It is an arithmetic number, because the mean of its divisors is an integer number (12977928).

Almost surely, 268134101 is an apocalyptic number.

It is an amenable number.

68134101 is a deficient number, since it is larger than the sum of its proper divisors (35689323).

68134101 is a wasteful number, since it uses less digits than its factorization.

68134101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3244491.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 68134101 is about 8254.3383138808. The cubic root of 68134101 is about 408.4336448079.

Adding to 68134101 its reverse (10143186), we get a palindrome (78277287).

The spelling of 68134101 in words is "sixty-eight million, one hundred thirty-four thousand, one hundred one".

Divisors: 1 3 7 21 3244481 9733443 22711367 68134101