Search a number
-
+
68461446 = 23192232693
BaseRepresentation
bin1000001010010…
…10001110000110
311202211012110010
410011022032012
5120011231241
610443211050
71460625024
oct405121606
9152735403
1068461446
1135710109
121ab16a86
1311250441
149141714
156024d16
hex414a386

68461446 has 32 divisors (see below), whose sum is σ = 144829440. Its totient is φ = 21514464.

The previous prime is 68461439. The next prime is 68461447. The reversal of 68461446 is 64416486.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68461447) 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, 24076 + ... + 26768.

It is an arithmetic number, because the mean of its divisors is an integer number (4525920).

Almost surely, 268461446 is an apocalyptic number.

68461446 is an abundant number, since it is smaller than the sum of its proper divisors (76367994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68461446 is a wasteful number, since it uses less digits than its factorization.

68461446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2940.

The product of its digits is 110592, while the sum is 39.

The square root of 68461446 is about 8274.1432184849. The cubic root of 68461446 is about 409.0866959925.

The spelling of 68461446 in words is "sixty-eight million, four hundred sixty-one thousand, four hundred forty-six".

Divisors: 1 2 3 6 19 38 57 114 223 446 669 1338 2693 4237 5386 8079 8474 12711 16158 25422 51167 102334 153501 307002 600539 1201078 1801617 3603234 11410241 22820482 34230723 68461446