Base | Representation |
---|---|
bin | 100100101101… |
… | …1011110100000 |
3 | 1100012221202000 |
4 | 1021123132200 |
5 | 14411432211 |
6 | 1524324000 |
7 | 322420461 |
oct | 111333640 |
9 | 40187660 |
10 | 19249056 |
11 | a958112 |
12 | 6543600 |
13 | 3cac698 |
14 | 27b0d68 |
15 | 1a53656 |
hex | 125b7a0 |
19249056 has 48 divisors (see below), whose sum is σ = 56145600. Its totient is φ = 6416064.
The previous prime is 19249051. The next prime is 19249063. The reversal of 19249056 is 65094291.
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-2 number, since 2×192490562 = 741052313782272, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 19249056.
It is not an unprimeable number, because it can be changed into a prime (19249051) 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, 10276 + ... + 12003.
It is an arithmetic number, because the mean of its divisors is an integer number (1169700).
Almost surely, 219249056 is an apocalyptic number.
19249056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
19249056 is an abundant number, since it is smaller than the sum of its proper divisors (36896544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19249056 is a wasteful number, since it uses less digits than its factorization.
19249056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22298 (or 22284 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 36.
The square root of 19249056 is about 4387.3746135930. The cubic root of 19249056 is about 268.0010395742.
The spelling of 19249056 in words is "nineteen million, two hundred forty-nine thousand, fifty-six".
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