Base | Representation |
---|---|
bin | 100100010010… |
… | …0110001001100 |
3 | 1022210120100121 |
4 | 1020210301030 |
5 | 14332244342 |
6 | 1515434324 |
7 | 320465251 |
oct | 110446114 |
9 | 38716317 |
10 | 19024972 |
11 | a81481a |
12 | 64559a4 |
13 | 3c316a5 |
14 | 2753428 |
15 | 1a0c067 |
hex | 1224c4c |
19024972 has 12 divisors (see below), whose sum is σ = 35252280. Its totient is φ = 8952896.
The previous prime is 19024961. The next prime is 19024987. The reversal of 19024972 is 27942091.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (34).
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, 139822 + ... + 139957.
It is an arithmetic number, because the mean of its divisors is an integer number (2937690).
Almost surely, 219024972 is an apocalyptic number.
It is an amenable number.
19024972 is a deficient number, since it is larger than the sum of its proper divisors (16227308).
19024972 is a wasteful number, since it uses less digits than its factorization.
19024972 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 279800 (or 279798 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 34.
The square root of 19024972 is about 4361.7624878024. The cubic root of 19024972 is about 266.9570177739.
The spelling of 19024972 in words is "nineteen million, twenty-four thousand, nine hundred seventy-two".
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