Base | Representation |
---|---|
bin | 10001100100101… |
… | …11101101000001 |
3 | 101021101210222201 |
4 | 20302113231001 |
5 | 300220001032 |
6 | 22343433201 |
7 | 3440031541 |
oct | 1062275501 |
9 | 337353881 |
10 | 147422017 |
11 | 76241386 |
12 | 41455801 |
13 | 24708682 |
14 | 15817321 |
15 | ce208e7 |
hex | 8c97b41 |
147422017 has 4 divisors (see below), whose sum is σ = 150850480. Its totient is φ = 143993556.
The previous prime is 147421987. The next prime is 147422039. The reversal of 147422017 is 710224741.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 147422017 - 223 = 139033409 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (147422047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1714167 + ... + 1714252.
It is an arithmetic number, because the mean of its divisors is an integer number (37712620).
Almost surely, 2147422017 is an apocalyptic number.
It is an amenable number.
147422017 is a deficient number, since it is larger than the sum of its proper divisors (3428463).
147422017 is an equidigital number, since it uses as much as digits as its factorization.
147422017 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3428462.
The product of its (nonzero) digits is 3136, while the sum is 28.
The square root of 147422017 is about 12141.7468677287. The cubic root of 147422017 is about 528.2677717101.
Adding to 147422017 its reverse (710224741), we get a palindrome (857646758).
The spelling of 147422017 in words is "one hundred forty-seven million, four hundred twenty-two thousand, seventeen".
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