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68026101 = 31113257617
BaseRepresentation
bin1000000110111…
…11111011110101
311202000002021020
410003133323311
5114403313401
610430011353
71454132553
oct403377365
9152002236
1068026101
1135443020
121a946b59
131112a240
14906abd3
155e8ad36
hex40dfef5

68026101 has 32 divisors (see below), whose sum is σ = 107146368. Its totient is φ = 37847040.

The previous prime is 68026081. The next prime is 68026109. The reversal of 68026101 is 10162086.

It is not a de Polignac number, because 68026101 - 25 = 68026069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68026109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109945 + ... + 110561.

It is an arithmetic number, because the mean of its divisors is an integer number (3348324).

Almost surely, 268026101 is an apocalyptic number.

It is an amenable number.

68026101 is a deficient number, since it is larger than the sum of its proper divisors (39120267).

68026101 is a wasteful number, since it uses less digits than its factorization.

68026101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901.

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

The square root of 68026101 is about 8247.7937049856. The cubic root of 68026101 is about 408.2177266878.

Adding to 68026101 its reverse (10162086), we get a palindrome (78188187).

The spelling of 68026101 in words is "sixty-eight million, twenty-six thousand, one hundred one".

Divisors: 1 3 11 13 33 39 143 257 429 617 771 1851 2827 3341 6787 8021 8481 10023 20361 24063 36751 88231 110253 158569 264693 475707 1744259 2061397 5232777 6184191 22675367 68026101