Base | Representation |
---|---|
bin | 1010100011100110001001… |
… | …00100010001100011101100 |
3 | 10001012011120212101220201202 |
4 | 11101303010210101203230 |
5 | 11020311320041023040 |
6 | 121212013204425032 |
7 | 4614051145555226 |
oct | 521630444214354 |
9 | 101164525356652 |
10 | 23213301111020 |
11 | 743a784342549 |
12 | 272aa876a8178 |
13 | cc500aa011a7 |
14 | 5a375b983416 |
15 | 2a3c7062e015 |
hex | 151cc49118ec |
23213301111020 has 96 divisors (see below), whose sum is σ = 49143532612608. Its totient is φ = 9210224777472.
The previous prime is 23213301111017. The next prime is 23213301111023. The reversal of 23213301111020 is 2011110331232.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (23213301111017) and next prime (23213301111023).
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 23213301110983 and 23213301111001.
It is not an unprimeable number, because it can be changed into a prime (23213301111023) by changing a digit.
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 31 ways as a sum of consecutive naturals, for example, 3983745347 + ... + 3983751173.
It is an arithmetic number, because the mean of its divisors is an integer number (511911798048).
Almost surely, 223213301111020 is an apocalyptic number.
23213301111020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23213301111020 is an abundant number, since it is smaller than the sum of its proper divisors (25930231501588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23213301111020 is a wasteful number, since it uses less digits than its factorization.
23213301111020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8319 (or 8317 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 23213301111020 its reverse (2011110331232), we get a palindrome (25224411442252).
The spelling of 23213301111020 in words is "twenty-three trillion, two hundred thirteen billion, three hundred one million, one hundred eleven thousand, twenty".
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