Base | Representation |
---|---|
bin | 100100111110… |
… | …1000000101110 |
3 | 1100110221011100 |
4 | 1021331000232 |
5 | 14430331124 |
6 | 1531303530 |
7 | 323532105 |
oct | 111750056 |
9 | 40427140 |
10 | 19386414 |
11 | aa41333 |
12 | 65aaba6 |
13 | 402a068 |
14 | 280903c |
15 | 1a7e1c9 |
hex | 127d02e |
19386414 has 12 divisors (see below), whose sum is σ = 42003936. Its totient is φ = 6462132.
The previous prime is 19386379. The next prime is 19386449. The reversal of 19386414 is 41468391.
19386414 = 22002 + 22012 + ... + 22032.
19386414 is a `hidden beast` number, since 1 + 9 + 3 + 8 + 641 + 4 = 666.
It is an interprime number because it is at equal distance from previous prime (19386379) and next prime (19386449).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 538494 + ... + 538529.
It is an arithmetic number, because the mean of its divisors is an integer number (3500328).
Almost surely, 219386414 is an apocalyptic number.
19386414 is an abundant number, since it is smaller than the sum of its proper divisors (22617522).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19386414 is a wasteful number, since it uses less digits than its factorization.
19386414 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1077031 (or 1077028 counting only the distinct ones).
The product of its digits is 20736, while the sum is 36.
The square root of 19386414 is about 4403.0005677946. Note that the first 3 decimals coincide. The cubic root of 19386414 is about 268.6369992575.
The spelling of 19386414 in words is "nineteen million, three hundred eighty-six thousand, four hundred fourteen".
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