Base | Representation |
---|---|
bin | 10100110001100000… |
… | …011101101110110111 |
3 | 2010120111121021021220 |
4 | 110301200131232313 |
5 | 331140142233310 |
6 | 14125202441423 |
7 | 1416515013330 |
oct | 246140355667 |
9 | 63514537256 |
10 | 22305430455 |
11 | 950691a050 |
12 | 43a6063273 |
13 | 2146201779 |
14 | 1118569287 |
15 | 8a8361670 |
hex | 53181dbb7 |
22305430455 has 64 divisors (see below), whose sum is σ = 44524339200. Its totient is φ = 9263675520.
The previous prime is 22305430439. The next prime is 22305430471. The reversal of 22305430455 is 55403450322.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (22305430439) and next prime (22305430471).
It is not a de Polignac number, because 22305430455 - 24 = 22305430439 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
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 63 ways as a sum of consecutive naturals, for example, 2026156 + ... + 2037134.
It is an arithmetic number, because the mean of its divisors is an integer number (695692800).
Almost surely, 222305430455 is an apocalyptic number.
22305430455 is a deficient number, since it is larger than the sum of its proper divisors (22218908745).
22305430455 is a wasteful number, since it uses less digits than its factorization.
22305430455 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12764.
The product of its (nonzero) digits is 72000, while the sum is 33.
Adding to 22305430455 its reverse (55403450322), we get a palindrome (77708880777).
The spelling of 22305430455 in words is "twenty-two billion, three hundred five million, four hundred thirty thousand, four hundred fifty-five".
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