Base | Representation |
---|---|
bin | 100100010010… |
… | …1111111110010 |
3 | 1022210211020220 |
4 | 1020211333302 |
5 | 14332430002 |
6 | 1515513510 |
7 | 320516025 |
oct | 110457762 |
9 | 38724226 |
10 | 19030002 |
11 | a818582 |
12 | 6458896 |
13 | 3c33a74 |
14 | 27551bc |
15 | 1a0d7bc |
hex | 1225ff2 |
19030002 has 8 divisors (see below), whose sum is σ = 38060016. Its totient is φ = 6343332.
The previous prime is 19029979. The next prime is 19030019. The reversal of 19030002 is 20003091.
It is a sphenic number, since it is the product of 3 distinct primes.
19030002 is an admirable number.
It is a super-2 number, since 2×190300022 = 724281952240008, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1585828 + ... + 1585839.
It is an arithmetic number, because the mean of its divisors is an integer number (4757502).
Almost surely, 219030002 is an apocalyptic number.
19030002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19030002 is a wasteful number, since it uses less digits than its factorization.
19030002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3171672.
The product of its (nonzero) digits is 54, while the sum is 15.
The square root of 19030002 is about 4362.3390514723. The cubic root of 19030002 is about 266.9805425650.
Adding to 19030002 its reverse (20003091), we get a palindrome (39033093).
The spelling of 19030002 in words is "nineteen million, thirty thousand, two".
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