Base | Representation |
---|---|
bin | 10011010110011111… |
… | …01011001011010111 |
3 | 222211001010100000000 |
4 | 21223033223023113 |
5 | 132234114040334 |
6 | 4434524422343 |
7 | 515311535334 |
oct | 115317531327 |
9 | 28731110000 |
10 | 10389205719 |
11 | 4451488032 |
12 | 201b3a79b3 |
13 | c9751c809 |
14 | 707b1798b |
15 | 40c13d299 |
hex | 26b3eb2d7 |
10389205719 has 36 divisors (see below), whose sum is σ = 16403372440. Its totient is φ = 6561524880.
The previous prime is 10389205679. The next prime is 10389205721. The reversal of 10389205719 is 91750298301.
It is not a de Polignac number, because 10389205719 - 29 = 10389205207 is a prime.
It is a super-2 number, since 2×103892057192 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10389205919) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 82989 + ... + 166329.
Almost surely, 210389205719 is an apocalyptic number.
10389205719 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
10389205719 is a deficient number, since it is larger than the sum of its proper divisors (6014166721).
10389205719 is an frugal number, since it uses more digits than its factorization.
10389205719 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 83384 (or 83363 counting only the distinct ones).
The product of its (nonzero) digits is 136080, while the sum is 45.
The spelling of 10389205719 in words is "ten billion, three hundred eighty-nine million, two hundred five thousand, seven hundred nineteen".
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