Base | Representation |
---|---|
bin | 10100101110011110… |
… | …110110110010011011 |
3 | 2010102222002201211202 |
4 | 110232132312302123 |
5 | 331034144132042 |
6 | 14120150544415 |
7 | 1415330430443 |
oct | 245636666233 |
9 | 63388081752 |
10 | 22254677147 |
11 | 949020436a |
12 | 439106810b |
13 | 2138841521 |
14 | 1111917123 |
15 | 8a3b88632 |
hex | 52e7b6c9b |
22254677147 has 4 divisors (see below), whose sum is σ = 22568123376. Its totient is φ = 21941230920.
The previous prime is 22254677131. The next prime is 22254677177. The reversal of 22254677147 is 74177645222.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74177645222 = 2 ⋅37088822611.
It is a cyclic number.
It is not a de Polignac number, because 22254677147 - 24 = 22254677131 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22254677177) 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, 156723008 + ... + 156723149.
It is an arithmetic number, because the mean of its divisors is an integer number (5642030844).
Almost surely, 222254677147 is an apocalyptic number.
22254677147 is a deficient number, since it is larger than the sum of its proper divisors (313446229).
22254677147 is an equidigital number, since it uses as much as digits as its factorization.
22254677147 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 313446228.
The product of its digits is 1317120, while the sum is 47.
The spelling of 22254677147 in words is "twenty-two billion, two hundred fifty-four million, six hundred seventy-seven thousand, one hundred forty-seven".
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