Base | Representation |
---|---|
bin | 100100001100010… |
… | …0101011010000000 |
3 | 10010122010010102020 |
4 | 1020120211122000 |
5 | 4441341413344 |
6 | 320300521440 |
7 | 42044160045 |
oct | 11030453200 |
9 | 3118103366 |
10 | 1214404224 |
11 | 573554960 |
12 | 29a850280 |
13 | 1647988a7 |
14 | b73dd1cc |
15 | 71933719 |
hex | 48625680 |
1214404224 has 64 divisors (see below), whose sum is σ = 3519024480. Its totient is φ = 368000000.
The previous prime is 1214404193. The next prime is 1214404241. The reversal of 1214404224 is 4224044121.
It is a tau number, because it is divible by the number of its divisors (64).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a junction number, because it is equal to n+sod(n) for n = 1214404194 and 1214404203.
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, 139527 + ... + 147974.
Almost surely, 21214404224 is an apocalyptic number.
It is an amenable number.
1214404224 is an abundant number, since it is smaller than the sum of its proper divisors (2304620256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1214404224 is a wasteful number, since it uses less digits than its factorization.
1214404224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 287529 (or 287517 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 24.
The square root of 1214404224 is about 34848.3030289855. The cubic root of 1214404224 is about 1066.8935503487.
Adding to 1214404224 its reverse (4224044121), we get a palindrome (5438448345).
The spelling of 1214404224 in words is "one billion, two hundred fourteen million, four hundred four thousand, two hundred twenty-four".
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