Base | Representation |
---|---|
bin | 10101011011100111… |
… | …110110110011011000 |
3 | 2012101202011021220000 |
4 | 111123213312303120 |
5 | 334112033324344 |
6 | 14323243133000 |
7 | 1443154603506 |
oct | 253347666330 |
9 | 65352137800 |
10 | 23012011224 |
11 | 98397536a4 |
12 | 4562814160 |
13 | 22297062b7 |
14 | 1184337676 |
15 | 8ea3d3a69 |
hex | 55b9f6cd8 |
23012011224 has 80 divisors (see below), whose sum is σ = 64482027720. Its totient is φ = 7667447040.
The previous prime is 23012011207. The next prime is 23012011237. The reversal of 23012011224 is 42211021032.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 23012011197 and 23012011206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1919232 + ... + 1931184.
Almost surely, 223012011224 is an apocalyptic number.
23012011224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
23012011224 is an abundant number, since it is smaller than the sum of its proper divisors (41470016496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23012011224 is a wasteful number, since it uses less digits than its factorization.
23012011224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14942 (or 14929 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 23012011224 its reverse (42211021032), we get a palindrome (65223032256).
The spelling of 23012011224 in words is "twenty-three billion, twelve million, eleven thousand, two hundred twenty-four".
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