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68847363 = 321329103197
BaseRepresentation
bin1000001101010…
…00011100000011
311210112210211100
410012220130003
5120111103423
610455345443
71464123114
oct406503403
9153483740
1068847363
1135954052
121b082283
1311356cb0
14920220b
15609e343
hex41a8703

68847363 has 48 divisors (see below), whose sum is σ = 112432320. Its totient is φ = 40303872.

The previous prime is 68847347. The next prime is 68847377. The reversal of 68847363 is 36374886.

It is not a de Polignac number, because 68847363 - 24 = 68847347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68846363) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 349381 + ... + 349577.

It is an arithmetic number, because the mean of its divisors is an integer number (2342340).

Almost surely, 268847363 is an apocalyptic number.

68847363 is a deficient number, since it is larger than the sum of its proper divisors (43584957).

68847363 is a wasteful number, since it uses less digits than its factorization.

68847363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348 (or 345 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 68847363 is about 8297.4311084817. The cubic root of 68847363 is about 409.8539297228.

The spelling of 68847363 in words is "sixty-eight million, eight hundred forty-seven thousand, three hundred sixty-three".

Divisors: 1 3 9 13 29 39 87 103 117 197 261 309 377 591 927 1131 1339 1773 2561 2987 3393 4017 5713 7683 8961 12051 17139 20291 23049 26883 38831 51417 60873 74269 116493 182619 222807 263783 349479 588439 668421 791349 1765317 2374047 5295951 7649707 22949121 68847363