Base | Representation |
---|---|
bin | 100100100101101… |
… | …0011100010000000 |
3 | 10011120010122021102 |
4 | 1021023103202000 |
5 | 10003242402402 |
6 | 321453513532 |
7 | 42265165214 |
oct | 11113234200 |
9 | 3146118242 |
10 | 1227700352 |
11 | 58000649a |
12 | 2a31a28a8 |
13 | 167472818 |
14 | b90a0944 |
15 | 72bad102 |
hex | 492d3880 |
1227700352 has 72 divisors (see below), whose sum is σ = 2597244615. Its totient is φ = 577974528.
The previous prime is 1227700343. The next prime is 1227700361. The reversal of 1227700352 is 2530077221.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It is an interprime number because it is at equal distance from previous prime (1227700343) and next prime (1227700361).
It can be written as a sum of positive squares in only one way, i.e., 613850176 + 613850176 = 24776^2 + 24776^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=24776.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 7531823 + ... + 7531985.
Almost surely, 21227700352 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1227700352
1227700352 is an abundant number, since it is smaller than the sum of its proper divisors (1369544263).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1227700352 is an frugal number, since it uses more digits than its factorization.
1227700352 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 378 (or 184 counting only the distinct ones).
The product of its (nonzero) digits is 5880, while the sum is 29.
The square root of 1227700352 is about 35038.5552213558. Note that the first 3 decimals coincide. The cubic root of 1227700352 is about 1070.7731193052.
Adding to 1227700352 its reverse (2530077221), we get a palindrome (3757777573).
The spelling of 1227700352 in words is "one billion, two hundred twenty-seven million, seven hundred thousand, three hundred fifty-two".
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