Base | Representation |
---|---|
bin | 111011000100100… |
… | …1000111011011101 |
3 | 12010010200111010121 |
4 | 1312021020323131 |
5 | 13024404413412 |
6 | 524403234541 |
7 | 100055430436 |
oct | 16611107335 |
9 | 5103614117 |
10 | 1982107357 |
11 | 92793665a |
12 | 473978a51 |
13 | 2578511b9 |
14 | 14b35c48d |
15 | b902b107 |
hex | 76248edd |
1982107357 has 8 divisors (see below), whose sum is σ = 2050617600. Its totient is φ = 1913882880.
The previous prime is 1982107319. The next prime is 1982107373. The reversal of 1982107357 is 7537012891.
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 1982107357 - 211 = 1982105309 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1982107307) 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, 57283 + ... + 85120.
It is an arithmetic number, because the mean of its divisors is an integer number (256327200).
Almost surely, 21982107357 is an apocalyptic number.
It is an amenable number.
1982107357 is a deficient number, since it is larger than the sum of its proper divisors (68510243).
1982107357 is a wasteful number, since it uses less digits than its factorization.
1982107357 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 142883.
The product of its (nonzero) digits is 105840, while the sum is 43.
The square root of 1982107357 is about 44520.8642885558. The cubic root of 1982107357 is about 1256.1525698487.
It can be divided in two parts, 1982107 and 357, that added together give a square (1982464 = 14082).
The spelling of 1982107357 in words is "one billion, nine hundred eighty-two million, one hundred seven thousand, three hundred fifty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •