Base | Representation |
---|---|
bin | 110110011110111… |
… | …1111010101001000 |
3 | 11201102001122112200 |
4 | 1230331333111020 |
5 | 12221004031022 |
6 | 501224240200 |
7 | 63206232402 |
oct | 15475772510 |
9 | 4642048480 |
10 | 1828189512 |
11 | 858a68926 |
12 | 430310060 |
13 | 2319acc56 |
14 | 134b33b72 |
15 | aa775bac |
hex | 6cf7f548 |
1828189512 has 36 divisors (see below), whose sum is σ = 4952329395. Its totient is φ = 609275568.
The previous prime is 1828189487. The next prime is 1828189607. The reversal of 1828189512 is 2159818281.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in only one way, i.e., 914094756 + 914094756 = 30234^2 + 30234^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is an ABA number since it can be written as A⋅BA, here for A=2, B=30234.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 360289 + ... + 365327.
Almost surely, 21828189512 is an apocalyptic number.
1828189512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1828189512 is an abundant number, since it is smaller than the sum of its proper divisors (3124139883).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1828189512 is an frugal number, since it uses more digits than its factorization.
1828189512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10090 (or 5044 counting only the distinct ones).
The product of its digits is 92160, while the sum is 45.
The square root of 1828189512 is about 42757.3328447882. The cubic root of 1828189512 is about 1222.7576944308.
The spelling of 1828189512 in words is "one billion, eight hundred twenty-eight million, one hundred eighty-nine thousand, five hundred twelve".
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