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68825365 = 573753147
BaseRepresentation
bin1000001101000…
…11000100010101
311210111200122121
410012203010111
5120104402430
610455055541
71464002020
oct406430425
9153450577
1068825365
1135939574
121b0715b1
1311349c8b
1491d81b7
156097a7a
hex41a3115

68825365 has 16 divisors (see below), whose sum is σ = 96941952. Its totient is φ = 45918144.

The previous prime is 68825357. The next prime is 68825369. The reversal of 68825365 is 56352886.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 68825365 - 23 = 68825357 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 (68825369) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25279 + ... + 27868.

It is an arithmetic number, because the mean of its divisors is an integer number (6058872).

Almost surely, 268825365 is an apocalyptic number.

It is an amenable number.

68825365 is a deficient number, since it is larger than the sum of its proper divisors (28116587).

68825365 is a wasteful number, since it uses less digits than its factorization.

68825365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53196.

The product of its digits is 345600, while the sum is 43.

The square root of 68825365 is about 8296.1054115772. The cubic root of 68825365 is about 409.8102731140.

The spelling of 68825365 in words is "sixty-eight million, eight hundred twenty-five thousand, three hundred sixty-five".

Divisors: 1 5 7 35 37 185 259 1295 53147 265735 372029 1860145 1966439 9832195 13765073 68825365