Base | Representation |
---|---|
bin | 100100111101… |
… | …1011101001110 |
3 | 1100110121102111 |
4 | 1021323131032 |
5 | 14430130141 |
6 | 1531214234 |
7 | 323504410 |
oct | 111733516 |
9 | 40417374 |
10 | 19380046 |
11 | aa37574 |
12 | 65a737a |
13 | 40271aa |
14 | 28069b0 |
15 | 1a7c381 |
hex | 127b74e |
19380046 has 16 divisors (see below), whose sum is σ = 33292800. Its totient is φ = 8288280.
The previous prime is 19380037. The next prime is 19380059. The reversal of 19380046 is 64008391.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7231 + ... + 9541.
It is an arithmetic number, because the mean of its divisors is an integer number (2080800).
Almost surely, 219380046 is an apocalyptic number.
19380046 is a deficient number, since it is larger than the sum of its proper divisors (13912754).
19380046 is a wasteful number, since it uses less digits than its factorization.
19380046 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2919.
The product of its (nonzero) digits is 5184, while the sum is 31.
The square root of 19380046 is about 4402.2773651827. The cubic root of 19380046 is about 268.6075823034.
The spelling of 19380046 in words is "nineteen million, three hundred eighty thousand, forty-six".
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