Base | Representation |
---|---|
bin | 1011001110110000010… |
… | …11110011001001011001 |
3 | 1100220000120112100102002 |
4 | 11213120023303021121 |
5 | 22310240014423311 |
6 | 453134223250345 |
7 | 36610304620613 |
oct | 5473013631131 |
9 | 1326016470362 |
10 | 385879061081 |
11 | 139717740a48 |
12 | 629521499b5 |
13 | 2a507c67097 |
14 | 14968a07db3 |
15 | a086d7693b |
hex | 59d82f3259 |
385879061081 has 8 divisors (see below), whose sum is σ = 396789797184. Its totient is φ = 374993670960.
The previous prime is 385879061059. The next prime is 385879061137. The reversal of 385879061081 is 180160978583.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 385879061081 - 238 = 111001154137 is a prime.
It is a super-2 number, since 2×3858790610812 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (385879061881) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6305615 + ... + 6366516.
It is an arithmetic number, because the mean of its divisors is an integer number (49598724648).
Almost surely, 2385879061081 is an apocalyptic number.
It is an amenable number.
385879061081 is a deficient number, since it is larger than the sum of its proper divisors (10910736103).
385879061081 is a wasteful number, since it uses less digits than its factorization.
385879061081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12672991.
The product of its (nonzero) digits is 2903040, while the sum is 56.
The spelling of 385879061081 in words is "three hundred eighty-five billion, eight hundred seventy-nine million, sixty-one thousand, eighty-one".
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