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78468413230306 = 21110770947015621
BaseRepresentation
bin10001110101110111011001…
…111001011000110011100010
3101021211111200122010201201101
4101311313121321120303202
540241111302241332211
6434515520312425014
722346104300305241
oct2165673171306342
9337744618121641
1078468413230306
11230032a3668210
1289738549a816a
1334a2702700a58
141553c6a270958
159112244cb5c1
hex475dd9e58ce2

78468413230306 has 32 divisors (see below), whose sum is σ = 129785684218560. Its totient is φ = 35284282497600.

The previous prime is 78468413230297. The next prime is 78468413230321. The reversal of 78468413230306 is 60303231486487.

It is a happy number.

It is a super-3 number, since 3×784684132303063 (a number of 43 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21838825 + ... + 25176796.

It is an arithmetic number, because the mean of its divisors is an integer number (4055802631830).

Almost surely, 278468413230306 is an apocalyptic number.

78468413230306 is a deficient number, since it is larger than the sum of its proper divisors (51317270988254).

78468413230306 is a wasteful number, since it uses less digits than its factorization.

78468413230306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47016450.

The product of its (nonzero) digits is 13934592, while the sum is 55.

The spelling of 78468413230306 in words is "seventy-eight trillion, four hundred sixty-eight billion, four hundred thirteen million, two hundred thirty thousand, three hundred six".

Divisors: 1 2 11 22 107 214 709 1177 1418 2354 7799 15598 75863 151726 834493 1668986 47015621 94031242 517171831 1034343662 5030671447 10061342894 33334075289 55337385917 66668150578 110674771834 366674828179 733349656358 3566746055923 7133492111846 39234206615153 78468413230306