Base | Representation |
---|---|
bin | 10101100100000101… |
… | …100101011110111010 |
3 | 2012202122101012111121 |
4 | 111210011211132322 |
5 | 334404412203310 |
6 | 14345315015454 |
7 | 1446530641165 |
oct | 254405453672 |
9 | 65678335447 |
10 | 23154022330 |
11 | 990192974a |
12 | 45a229a58a |
13 | 224cc68b3a |
14 | 1199142adc |
15 | 907ad60da |
hex | 5641657ba |
23154022330 has 8 divisors (see below), whose sum is σ = 41677240212. Its totient is φ = 9261608928.
The previous prime is 23154022303. The next prime is 23154022337. The reversal of 23154022330 is 3322045132.
It can be written as a sum of positive squares in 2 ways, for example, as 23098832289 + 55190041 = 151983^2 + 7429^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×231540223302 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 23154022295 and 23154022304.
It is not an unprimeable number, because it can be changed into a prime (23154022337) 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, 1157701107 + ... + 1157701126.
Almost surely, 223154022330 is an apocalyptic number.
23154022330 is a deficient number, since it is larger than the sum of its proper divisors (18523217882).
23154022330 is a wasteful number, since it uses less digits than its factorization.
23154022330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2315402240.
The product of its (nonzero) digits is 4320, while the sum is 25.
Adding to 23154022330 its reverse (3322045132), we get a palindrome (26476067462).
The spelling of 23154022330 in words is "twenty-three billion, one hundred fifty-four million, twenty-two thousand, three hundred thirty".
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