Base | Representation |
---|---|
bin | 110000100011011101… |
… | …0011001111001011001 |
3 | 100222010200101111012021 |
4 | 1201012322121321121 |
5 | 3202020321240044 |
6 | 115522301014441 |
7 | 10350611200312 |
oct | 1410672317131 |
9 | 328120344167 |
10 | 104268930649 |
11 | 40247102964 |
12 | 1825b554421 |
13 | 9aa9071300 |
14 | 5091dbb609 |
15 | 2aa3dd2e84 |
hex | 1846e99e59 |
104268930649 has 27 divisors (see below), whose sum is σ = 115126156989. Its totient is φ = 94392174240.
The previous prime is 104268930631. The next prime is 104268930677. The reversal of 104268930649 is 946039862401.
The square root of 104268930649 is 322907.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 83408328025 + 20860602624 = 288805^2 + 144432^2 .
It is not a de Polignac number, because 104268930649 - 25 = 104268930617 is a prime.
It is a super-2 number, since 2×1042689306492 (a number of 23 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 = 104268930596 and 104268930605.
It is not an unprimeable number, because it can be changed into a prime (104268930629) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 247669459 + ... + 247669879.
Almost surely, 2104268930649 is an apocalyptic number.
104268930649 is the 322907-th square number.
104268930649 is the 161454-th centered octagonal number.
It is an amenable number.
104268930649 is a deficient number, since it is larger than the sum of its proper divisors (10857226340).
104268930649 is an frugal number, since it uses more digits than its factorization.
104268930649 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 986 (or 493 counting only the distinct ones).
The product of its (nonzero) digits is 2239488, while the sum is 52.
The spelling of 104268930649 in words is "one hundred four billion, two hundred sixty-eight million, nine hundred thirty thousand, six hundred forty-nine".
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