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68077041 = 343527729
BaseRepresentation
bin1000000111011…
…00010111110001
311202002200010220
410003230113301
5114411431131
610431043253
71454434224
oct403542761
9152080126
1068077041
113547831a
121a970529
1311147496
1490815bb
155e9ae96
hex40ec5f1

68077041 has 8 divisors (see below), whose sum is σ = 92880480. Its totient is φ = 44329152.

The previous prime is 68077039. The next prime is 68077043. The reversal of 68077041 is 14077086.

It is an interprime number because it is at equal distance from previous prime (68077039) and next prime (68077043).

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

It is not a de Polignac number, because 68077041 - 21 = 68077039 is a prime.

It is a super-2 number, since 2×680770412 = 9268967022631362, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 68076993 and 68077011.

It is not an unprimeable number, because it can be changed into a prime (68077043) 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, 263736 + ... + 263993.

It is an arithmetic number, because the mean of its divisors is an integer number (11610060).

Almost surely, 268077041 is an apocalyptic number.

It is an amenable number.

68077041 is a deficient number, since it is larger than the sum of its proper divisors (24803439).

68077041 is a wasteful number, since it uses less digits than its factorization.

68077041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527775.

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 68077041 is about 8250.8812256631. The cubic root of 68077041 is about 408.3195965206.

The spelling of 68077041 in words is "sixty-eight million, seventy-seven thousand, forty-one".

Divisors: 1 3 43 129 527729 1583187 22692347 68077041