Base | Representation |
---|---|
bin | 100100100000… |
… | …1100100100100 |
3 | 1100000120012002 |
4 | 1021001210210 |
5 | 14400033243 |
6 | 1522144432 |
7 | 321466226 |
oct | 111014444 |
9 | 40016162 |
10 | 19142948 |
11 | a895420 |
12 | 64b2118 |
13 | 3c732b6 |
14 | 2784416 |
15 | 1a31eb8 |
hex | 1241924 |
19142948 has 24 divisors (see below), whose sum is σ = 36682464. Its totient is φ = 8668800.
The previous prime is 19142947. The next prime is 19142953. The reversal of 19142948 is 84924191.
It is not an unprimeable number, because it can be changed into a prime (19142947) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14183 + ... + 15473.
It is an arithmetic number, because the mean of its divisors is an integer number (1528436).
Almost surely, 219142948 is an apocalyptic number.
It is an amenable number.
19142948 is a deficient number, since it is larger than the sum of its proper divisors (17539516).
19142948 is a wasteful number, since it uses less digits than its factorization.
19142948 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1643 (or 1641 counting only the distinct ones).
The product of its digits is 20736, while the sum is 38.
The square root of 19142948 is about 4375.2654776596. The cubic root of 19142948 is about 267.5076912803.
The spelling of 19142948 in words is "nineteen million, one hundred forty-two thousand, nine hundred forty-eight".
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