Base | Representation |
---|---|
bin | 100100100000… |
… | …1100100100110 |
3 | 1100000120012011 |
4 | 1021001210212 |
5 | 14400033300 |
6 | 1522144434 |
7 | 321466231 |
oct | 111014446 |
9 | 40016164 |
10 | 19142950 |
11 | a895422 |
12 | 64b211a |
13 | 3c732b8 |
14 | 2784418 |
15 | 1a31eba |
hex | 1241926 |
19142950 has 24 divisors (see below), whose sum is σ = 35982072. Its totient is φ = 7576320.
The previous prime is 19142947. The next prime is 19142953. The reversal of 19142950 is 5924191.
It is an interprime number because it is at equal distance from previous prime (19142947) and next prime (19142953).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19142953) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2877 + ... + 6823.
It is an arithmetic number, because the mean of its divisors is an integer number (1499253).
Almost surely, 219142950 is an apocalyptic number.
19142950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
19142950 is a deficient number, since it is larger than the sum of its proper divisors (16839122).
19142950 is a wasteful number, since it uses less digits than its factorization.
19142950 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4056 (or 4051 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 31.
The square root of 19142950 is about 4375.2657062172. The cubic root of 19142950 is about 267.5077005964.
The spelling of 19142950 in words is "nineteen million, one hundred forty-two thousand, nine hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.123 sec. • engine limits •