Base | Representation |
---|---|
bin | 111111000001011110… |
… | …001100001100111000 |
3 | 20110200001211211200210 |
4 | 333001132030030320 |
5 | 2102042112121144 |
6 | 51030512031120 |
7 | 4613636063646 |
oct | 770136141470 |
9 | 213601754623 |
10 | 67670426424 |
11 | 26776211a57 |
12 | 111468324a0 |
13 | 64c5919653 |
14 | 33bd48a196 |
15 | 1b60d4bab9 |
hex | fc178c338 |
67670426424 has 16 divisors (see below), whose sum is σ = 169176066120. Its totient is φ = 22556808800.
The previous prime is 67670426413. The next prime is 67670426431. The reversal of 67670426424 is 42462407676.
It is a happy number.
67670426424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×676704264243 (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1409800527 + ... + 1409800574.
Almost surely, 267670426424 is an apocalyptic number.
It is an amenable number.
67670426424 is an abundant number, since it is smaller than the sum of its proper divisors (101505639696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67670426424 is a wasteful number, since it uses less digits than its factorization.
67670426424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2819601110 (or 2819601106 counting only the distinct ones).
The product of its (nonzero) digits is 2709504, while the sum is 48.
The spelling of 67670426424 in words is "sixty-seven billion, six hundred seventy million, four hundred twenty-six thousand, four hundred twenty-four".
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