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68357848 = 23133072141
BaseRepresentation
bin1000001001100…
…00111011011000
311202121221100011
410010300323120
5114444422343
610441051304
71460014006
oct404607330
9152557304
1068357848
113564a299
121aa86b34
1311215240
149115a76
15600429d
hex4130ed8

68357848 has 32 divisors (see below), whose sum is σ = 138544560. Its totient is φ = 31432320.

The previous prime is 68357827. The next prime is 68357879. The reversal of 68357848 is 84875386.

It is a super-2 number, since 2×683578482 = 9345590766382208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30858 + ... + 32998.

Almost surely, 268357848 is an apocalyptic number.

It is an amenable number.

68357848 is an abundant number, since it is smaller than the sum of its proper divisors (70186712).

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

68357848 is a wasteful number, since it uses less digits than its factorization.

68357848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2467 (or 2463 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 49.

The square root of 68357848 is about 8267.8805022811. The cubic root of 68357848 is about 408.8802442293.

The spelling of 68357848 in words is "sixty-eight million, three hundred fifty-seven thousand, eight hundred forty-eight".

Divisors: 1 2 4 8 13 26 52 104 307 614 1228 2141 2456 3991 4282 7982 8564 15964 17128 27833 31928 55666 111332 222664 657287 1314574 2629148 5258296 8544731 17089462 34178924 68357848