Base | Representation |
---|---|
bin | 10001100001101… |
… | …11101010001011 |
3 | 101020122211100102 |
4 | 20300313222023 |
5 | 300114403434 |
6 | 22331200015 |
7 | 3433502603 |
oct | 1060675213 |
9 | 336584312 |
10 | 147028619 |
11 | 75aa2861 |
12 | 412a600b |
13 | 245cb5aa |
14 | 15753c03 |
15 | cd9407e |
hex | 8c37a8b |
147028619 has 4 divisors (see below), whose sum is σ = 149223144. Its totient is φ = 144834096.
The previous prime is 147028613. The next prime is 147028633. The reversal of 147028619 is 916820741.
147028619 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 916820741 = 10433 ⋅87877.
It is a cyclic number.
It is not a de Polignac number, because 147028619 - 24 = 147028603 is a prime.
It is a super-2 number, since 2×1470286192 = 43234829610094322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (147028613) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1097162 + ... + 1097295.
It is an arithmetic number, because the mean of its divisors is an integer number (37305786).
Almost surely, 2147028619 is an apocalyptic number.
147028619 is a deficient number, since it is larger than the sum of its proper divisors (2194525).
147028619 is an equidigital number, since it uses as much as digits as its factorization.
147028619 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2194524.
The product of its (nonzero) digits is 24192, while the sum is 38.
The square root of 147028619 is about 12125.5358232121. The cubic root of 147028619 is about 527.7974561264.
The spelling of 147028619 in words is "one hundred forty-seven million, twenty-eight thousand, six hundred nineteen".
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