Base | Representation |
---|---|
bin | 111111010000111000… |
… | …110100001000011001 |
3 | 20111100002111222200211 |
4 | 333100320310020121 |
5 | 2103104320021321 |
6 | 51112311331121 |
7 | 4623226342153 |
oct | 772070641031 |
9 | 214302458624 |
10 | 67929063961 |
11 | 26899205190 |
12 | 111b9380aa1 |
13 | 6537394705 |
14 | 3405973ad3 |
15 | 1b788da0e1 |
hex | fd0e34219 |
67929063961 has 8 divisors (see below), whose sum is σ = 74112596064. Its totient is φ = 61746892320.
The previous prime is 67929063959. The next prime is 67929063973. The reversal of 67929063961 is 16936092976.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 67929063961 - 21 = 67929063959 is a prime.
It is a super-2 number, since 2×679290639612 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 67929063896 and 67929063905.
It is not an unprimeable number, because it can be changed into a prime (67929063911) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234276 + ... + 436741.
It is an arithmetic number, because the mean of its divisors is an integer number (9264074508).
Almost surely, 267929063961 is an apocalyptic number.
It is an amenable number.
67929063961 is a deficient number, since it is larger than the sum of its proper divisors (6183532103).
67929063961 is a wasteful number, since it uses less digits than its factorization.
67929063961 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 680231.
The product of its (nonzero) digits is 6613488, while the sum is 58.
The spelling of 67929063961 in words is "sixty-seven billion, nine hundred twenty-nine million, sixty-three thousand, nine hundred sixty-one".
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