Base | Representation |
---|---|
bin | 11100000010010111… |
… | …01000000000101100 |
3 | 1102212000101111122102 |
4 | 32001023220000230 |
5 | 221311331211340 |
6 | 10525341034232 |
7 | 1042002450545 |
oct | 160113500054 |
9 | 42760344572 |
10 | 15052210220 |
11 | 6424642363 |
12 | 2b00b55978 |
13 | 155b5c9488 |
14 | a2b1354cc |
15 | 5d16c9215 |
hex | 3812e802c |
15052210220 has 24 divisors (see below), whose sum is σ = 31630352208. Its totient is φ = 6016939200.
The previous prime is 15052210219. The next prime is 15052210247. The reversal of 15052210220 is 2201225051.
It is a happy number.
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 = 15052210192 and 15052210201.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215171 + ... + 276410.
It is an arithmetic number, because the mean of its divisors is an integer number (1317931342).
Almost surely, 215052210220 is an apocalyptic number.
15052210220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
15052210220 is an abundant number, since it is smaller than the sum of its proper divisors (16578141988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15052210220 is a wasteful number, since it uses less digits than its factorization.
15052210220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 493121 (or 493119 counting only the distinct ones).
The product of its (nonzero) digits is 400, while the sum is 20.
Adding to 15052210220 its reverse (2201225051), we get a palindrome (17253435271).
The spelling of 15052210220 in words is "fifteen billion, fifty-two million, two hundred ten thousand, two hundred twenty".
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