Base | Representation |
---|---|
bin | 100100101010… |
… | …0111001000000 |
3 | 1100011120201220 |
4 | 1021110321000 |
5 | 14410101310 |
6 | 1523555040 |
7 | 322246023 |
oct | 111247100 |
9 | 40146656 |
10 | 19222080 |
11 | a939919 |
12 | 652ba80 |
13 | 3ca0317 |
14 | 27a51ba |
15 | 1a4a670 |
hex | 1254e40 |
19222080 has 56 divisors (see below), whose sum is σ = 61033152. Its totient is φ = 5125632.
The previous prime is 19222079. The next prime is 19222081. The reversal of 19222080 is 8022291.
It is an interprime number because it is at equal distance from previous prime (19222079) and next prime (19222081).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 19222080.
It is not an unprimeable number, because it can be changed into a prime (19222081) 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, 9052 + ... + 10971.
Almost surely, 219222080 is an apocalyptic number.
19222080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
19222080 is an abundant number, since it is smaller than the sum of its proper divisors (41811072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19222080 is a wasteful number, since it uses less digits than its factorization.
19222080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20043 (or 20033 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 24.
The square root of 19222080 is about 4384.2992598590. The cubic root of 19222080 is about 267.8757870959.
The spelling of 19222080 in words is "nineteen million, two hundred twenty-two thousand, eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •