Base | Representation |
---|---|
bin | 100101001000… |
… | …1101111000000 |
3 | 1100122020121010 |
4 | 1022101233000 |
5 | 14441040141 |
6 | 1533200520 |
7 | 324334425 |
oct | 112215700 |
9 | 40566533 |
10 | 19471296 |
11 | aa9a089 |
12 | 6630140 |
13 | 40598a0 |
14 | 282bd4c |
15 | 1a99416 |
hex | 1291bc0 |
19471296 has 112 divisors (see below), whose sum is σ = 57607200. Its totient is φ = 5763072.
The previous prime is 19471279. The next prime is 19471313. The reversal of 19471296 is 69217491.
It is an interprime number because it is at equal distance from previous prime (19471279) and next prime (19471313).
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72250 + ... + 72518.
It is an arithmetic number, because the mean of its divisors is an integer number (514350).
Almost surely, 219471296 is an apocalyptic number.
19471296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 19471296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28803600).
19471296 is an abundant number, since it is smaller than the sum of its proper divisors (38135904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19471296 is a wasteful number, since it uses less digits than its factorization.
19471296 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 326 (or 316 counting only the distinct ones).
The product of its digits is 27216, while the sum is 39.
The square root of 19471296 is about 4412.6291482516. The cubic root of 19471296 is about 269.0284976005.
The spelling of 19471296 in words is "nineteen million, four hundred seventy-one thousand, two hundred ninety-six".
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