Base | Representation |
---|---|
bin | 110110001011010011… |
… | …000111110010000001 |
3 | 12120011002011111120021 |
4 | 312023103013302001 |
5 | 1423113413323411 |
6 | 42420151413441 |
7 | 4126355421112 |
oct | 661323076201 |
9 | 176132144507 |
10 | 58171620481 |
11 | 227413aa507 |
12 | b335684281 |
13 | 5640a11910 |
14 | 2b5bb10209 |
15 | 17a6e90a71 |
hex | d8b4c7c81 |
58171620481 has 8 divisors (see below), whose sum is σ = 62648233704. Its totient is φ = 53695274880.
The previous prime is 58171620461. The next prime is 58171620569. The reversal of 58171620481 is 18402617185.
It can be written as a sum of positive squares in 4 ways, for example, as 11748608881 + 46423011600 = 108391^2 + 215460^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 58171620481 - 215 = 58171587713 is a prime.
It is a super-2 number, since 2×581716204812 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (58171620461) 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, 824655 + ... + 892411.
It is an arithmetic number, because the mean of its divisors is an integer number (7831029213).
Almost surely, 258171620481 is an apocalyptic number.
It is an amenable number.
58171620481 is a deficient number, since it is larger than the sum of its proper divisors (4476613223).
58171620481 is a wasteful number, since it uses less digits than its factorization.
58171620481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 133811.
The product of its (nonzero) digits is 107520, while the sum is 43.
The spelling of 58171620481 in words is "fifty-eight billion, one hundred seventy-one million, six hundred twenty thousand, four hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.093 sec. • engine limits •