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68296441 = 312203111
BaseRepresentation
bin1000001001000…
…01111011111001
311202111211002211
410010201323321
5114440441231
610435455121
71456336663
oct404417371
9152454084
1068296441
1135608144
121aa574a1
13111c32c5
1490db533
155ee0eb1
hex4121ef9

68296441 has 4 divisors (see below), whose sum is σ = 70499584. Its totient is φ = 66093300.

The previous prime is 68296387. The next prime is 68296451. The reversal of 68296441 is 14469286.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 68296441 - 215 = 68263673 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 68296394 and 68296403.

It is not an unprimeable number, because it can be changed into a prime (68296451) 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 3 ways as a sum of consecutive naturals, for example, 1101525 + ... + 1101586.

It is an arithmetic number, because the mean of its divisors is an integer number (17624896).

Almost surely, 268296441 is an apocalyptic number.

It is an amenable number.

68296441 is a deficient number, since it is larger than the sum of its proper divisors (2203143).

68296441 is a wasteful number, since it uses less digits than its factorization.

68296441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2203142.

The product of its digits is 82944, while the sum is 40.

The square root of 68296441 is about 8264.1660801317. The cubic root of 68296441 is about 408.7577728916.

The spelling of 68296441 in words is "sixty-eight million, two hundred ninety-six thousand, four hundred forty-one".

Divisors: 1 31 2203111 68296441