Base | Representation |
---|---|
bin | 11110111010000001001110… |
… | …01011110000011001110100 |
3 | 22220122022112100011202112110 |
4 | 33131000213023300121310 |
5 | 32402011210242311142 |
6 | 400314155342251020 |
7 | 20213152504125252 |
oct | 1735004713603164 |
9 | 286568470152473 |
10 | 67964219885172 |
11 | 1a723511335506 |
12 | 7757b07886a70 |
13 | 2bbccc973bb70 |
14 | 12ad6b30395d2 |
15 | 7ccd8a73c99c |
hex | 3dd0272f0674 |
67964219885172 has 48 divisors (see below), whose sum is σ = 178207185260160. Its totient is φ = 20002847323008.
The previous prime is 67964219885141. The next prime is 67964219885183. The reversal of 67964219885172 is 27158891246976.
67964219885172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 67964219885094 and 67964219885103.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9471041547 + ... + 9471048722.
It is an arithmetic number, because the mean of its divisors is an integer number (3712649692920).
Almost surely, 267964219885172 is an apocalyptic number.
It is an amenable number.
67964219885172 is an abundant number, since it is smaller than the sum of its proper divisors (110242965374988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67964219885172 is a wasteful number, since it uses less digits than its factorization.
67964219885172 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18942090312 (or 18942090310 counting only the distinct ones).
The product of its digits is 731566080, while the sum is 75.
The spelling of 67964219885172 in words is "sixty-seven trillion, nine hundred sixty-four billion, two hundred nineteen million, eight hundred eighty-five thousand, one hundred seventy-two".
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