Base | Representation |
---|---|
bin | 11111010011111001100101… |
… | …00111110100010010010000 |
3 | 100000210022211201012011001010 |
4 | 33221330302213310102100 |
5 | 33011043401311131002 |
6 | 402234503015010520 |
7 | 20334333113431224 |
oct | 1751746247642220 |
9 | 300708751164033 |
10 | 68853470020752 |
11 | 1aa3665790302a |
12 | 788031b969a40 |
13 | 2c55b1505c941 |
14 | 1300750864784 |
15 | 7e608413946c |
hex | 3e9f329f4490 |
68853470020752 has 80 divisors (see below), whose sum is σ = 179312235157440. Its totient is φ = 22765412966400.
The previous prime is 68853470020747. The next prime is 68853470020787. The reversal of 68853470020752 is 25702007435886.
It is a junction number, because it is equal to n+sod(n) for n = 68853470020692 and 68853470020701.
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, 11054824 + ... + 16121912.
It is an arithmetic number, because the mean of its divisors is an integer number (2241402939468).
Almost surely, 268853470020752 is an apocalyptic number.
It is an amenable number.
68853470020752 is an abundant number, since it is smaller than the sum of its proper divisors (110458765136688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68853470020752 is a wasteful number, since it uses less digits than its factorization.
68853470020752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5069392 (or 5069386 counting only the distinct ones).
The product of its (nonzero) digits is 22579200, while the sum is 57.
The spelling of 68853470020752 in words is "sixty-eight trillion, eight hundred fifty-three billion, four hundred seventy million, twenty thousand, seven hundred fifty-two".
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