Base | Representation |
---|---|
bin | 10010000011100110… |
… | …01100100100111001 |
3 | 221000120201211212111 |
4 | 21001303030210321 |
5 | 124323112440424 |
6 | 4241525212321 |
7 | 462136400515 |
oct | 110163144471 |
9 | 27016654774 |
10 | 9693874489 |
11 | 4124a37422 |
12 | 1a665610a1 |
13 | bb6456510 |
14 | 67d637145 |
15 | 3bb08e194 |
hex | 241ccc939 |
9693874489 has 8 divisors (see below), whose sum is σ = 10444181832. Its totient is φ = 8944227840.
The previous prime is 9693874441. The next prime is 9693874493. The reversal of 9693874489 is 9844783969.
It can be written as a sum of positive squares in 4 ways, for example, as 3544178089 + 6149696400 = 59533^2 + 78420^2 .
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 9693874489 - 227 = 9559656761 is a prime.
It is a super-2 number, since 2×96938744892 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (9693874439) 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, 134482 + ... + 193579.
It is an arithmetic number, because the mean of its divisors is an integer number (1305522729).
Almost surely, 29693874489 is an apocalyptic number.
It is an amenable number.
9693874489 is a deficient number, since it is larger than the sum of its proper divisors (750307343).
9693874489 is a wasteful number, since it uses less digits than its factorization.
9693874489 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 330347.
The product of its digits is 94058496, while the sum is 67.
The square root of 9693874489 is about 98457.4755363959. The cubic root of 9693874489 is about 2132.2222165379. Note that the first 4 decimals are identical.
The spelling of 9693874489 in words is "nine billion, six hundred ninety-three million, eight hundred seventy-four thousand, four hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •