Base | Representation |
---|---|
bin | 100100100000… |
… | …1001101000010 |
3 | 1100000111010022 |
4 | 1021001031002 |
5 | 14400011232 |
6 | 1522133442 |
7 | 321461645 |
oct | 111011502 |
9 | 40014108 |
10 | 19141442 |
11 | a894281 |
12 | 64b1282 |
13 | 3c726c8 |
14 | 2783a5c |
15 | 1a31812 |
hex | 1241342 |
19141442 has 4 divisors (see below), whose sum is σ = 28712166. Its totient is φ = 9570720.
The previous prime is 19141393. The next prime is 19141457. The reversal of 19141442 is 24414191.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24414191 = 37 ⋅659843.
It can be written as a sum of positive squares in only one way, i.e., 15295921 + 3845521 = 3911^2 + 1961^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4785359 + ... + 4785362.
Almost surely, 219141442 is an apocalyptic number.
19141442 is a deficient number, since it is larger than the sum of its proper divisors (9570724).
19141442 is an equidigital number, since it uses as much as digits as its factorization.
19141442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9570723.
The product of its digits is 1152, while the sum is 26.
The square root of 19141442 is about 4375.0933704322. The cubic root of 19141442 is about 267.5006760399.
The spelling of 19141442 in words is "nineteen million, one hundred forty-one thousand, four hundred forty-two".
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