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68263118 = 2711259683
BaseRepresentation
bin1000001000110…
…01110011001110
311202110010101122
410010121303032
5114433404433
610435040542
71456140560
oct404316316
9152403348
1068263118
1135595100
121aa40152
13111b10a1
1490cd330
155ed6198
hex4119cce

68263118 has 48 divisors (see below), whose sum is σ = 130999680. Its totient is φ = 26106960.

The previous prime is 68263093. The next prime is 68263157. The reversal of 68263118 is 81136286.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 99605 + ... + 100287.

It is an arithmetic number, because the mean of its divisors is an integer number (2729160).

Almost surely, 268263118 is an apocalyptic number.

68263118 is a deficient number, since it is larger than the sum of its proper divisors (62736562).

68263118 is a wasteful number, since it uses less digits than its factorization.

68263118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773 (or 762 counting only the distinct ones).

The product of its digits is 13824, while the sum is 35.

The square root of 68263118 is about 8262.1497202605. The cubic root of 68263118 is about 408.6912821103.

The spelling of 68263118 in words is "sixty-eight million, two hundred sixty-three thousand, one hundred eighteen".

Divisors: 1 2 7 11 14 22 59 77 118 121 154 242 413 649 683 826 847 1298 1366 1694 4543 4781 7139 7513 9086 9562 14278 15026 40297 49973 52591 80594 82643 99946 105182 165286 282079 443267 564158 578501 886534 1157002 3102869 4875937 6205738 9751874 34131559 68263118