Base | Representation |
---|---|
bin | 100110000101… |
… | …1000000101110 |
3 | 1101120111000021 |
4 | 1030023000232 |
5 | 20102434141 |
6 | 1551552354 |
7 | 331503610 |
oct | 114130056 |
9 | 41514007 |
10 | 19968046 |
11 | 102a931a |
12 | 682b6ba |
13 | 41a1a17 |
14 | 291adb0 |
15 | 1b466d1 |
hex | 130b02e |
19968046 has 8 divisors (see below), whose sum is σ = 34230960. Its totient is φ = 8557728.
The previous prime is 19968041. The next prime is 19968079. The reversal of 19968046 is 64086991.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×199680462 = 797445722116232, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 19967993 and 19968011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19968041) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 713131 + ... + 713158.
It is an arithmetic number, because the mean of its divisors is an integer number (4278870).
Almost surely, 219968046 is an apocalyptic number.
19968046 is a deficient number, since it is larger than the sum of its proper divisors (14262914).
19968046 is a wasteful number, since it uses less digits than its factorization.
19968046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1426298.
The product of its (nonzero) digits is 93312, while the sum is 43.
The square root of 19968046 is about 4468.5619610788. The cubic root of 19968046 is about 271.2971237686.
The spelling of 19968046 in words is "nineteen million, nine hundred sixty-eight thousand, forty-six".
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