Base | Representation |
---|---|
bin | 100000000000011000… |
… | …0111100011110100000 |
3 | 20120102001221222111100 |
4 | 1000000300330132200 |
5 | 2111230432313420 |
6 | 51324123514400 |
7 | 4652151654513 |
oct | 1000060743640 |
9 | 216361858440 |
10 | 68732307360 |
11 | 27170660902 |
12 | 113a2388a00 |
13 | 6634911972 |
14 | 3480504d7a |
15 | 1bc41a3190 |
hex | 1000c3c7a0 |
68732307360 has 72 divisors (see below), whose sum is σ = 234549003780. Its totient is φ = 18328614912.
The previous prime is 68732307337. The next prime is 68732307383. The reversal of 68732307360 is 6370323786.
It is an interprime number because it is at equal distance from previous prime (68732307337) and next prime (68732307383).
It can be written as a sum of positive squares in 2 ways, for example, as 64713254544 + 4019052816 = 254388^2 + 63396^2 .
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23863945 + ... + 23866824.
Almost surely, 268732307360 is an apocalyptic number.
68732307360 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
68732307360 is an abundant number, since it is smaller than the sum of its proper divisors (165816696420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68732307360 is a wasteful number, since it uses less digits than its factorization.
68732307360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47730790 (or 47730779 counting only the distinct ones).
The product of its (nonzero) digits is 762048, while the sum is 45.
The spelling of 68732307360 in words is "sixty-eight billion, seven hundred thirty-two million, three hundred seven thousand, three hundred sixty".
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