Base | Representation |
---|---|
bin | 111111010011001111… |
… | …000000011011111000 |
3 | 20111102211121021221000 |
4 | 333103033000123320 |
5 | 2103144404422320 |
6 | 51120235245000 |
7 | 4624215113265 |
oct | 772317003370 |
9 | 214384537830 |
10 | 67968435960 |
11 | 26909456a27 |
12 | 1120a5a9760 |
13 | 654259b459 |
14 | 340aca226c |
15 | 1b7c0b5c90 |
hex | fd33c06f8 |
67968435960 has 128 divisors (see below), whose sum is σ = 230836392000. Its totient is φ = 17782921728.
The previous prime is 67968435949. The next prime is 67968436031. The reversal of 67968435960 is 6953486976.
67968435960 is a `hidden beast` number, since 67 + 96 + 84 + 359 + 60 = 666.
It is a super-2 number, since 2×679684359602 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 536475 + ... + 650954.
Almost surely, 267968435960 is an apocalyptic number.
67968435960 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
67968435960 is an abundant number, since it is smaller than the sum of its proper divisors (162867956040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67968435960 is a wasteful number, since it uses less digits than its factorization.
67968435960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1187502 (or 1187492 counting only the distinct ones).
The product of its (nonzero) digits is 58786560, while the sum is 63.
The spelling of 67968435960 in words is "sixty-seven billion, nine hundred sixty-eight million, four hundred thirty-five thousand, nine hundred sixty".
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