Base | Representation |
---|---|
bin | 100100011011001… |
… | …0101000010111100 |
3 | 10011011210021022102 |
4 | 1020312111002330 |
5 | 10000340422112 |
6 | 321140004232 |
7 | 42200353526 |
oct | 11066250274 |
9 | 3134707272 |
10 | 1222201532 |
11 | 5779a0112 |
12 | 2a1390678 |
13 | 166298996 |
14 | b846ca16 |
15 | 72473bc2 |
hex | 48d950bc |
1222201532 has 6 divisors (see below), whose sum is σ = 2138852688. Its totient is φ = 611100764.
The previous prime is 1222201517. The next prime is 1222201537. The reversal of 1222201532 is 2351022221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1222201537) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152775188 + ... + 152775195.
It is an arithmetic number, because the mean of its divisors is an integer number (356475448).
Almost surely, 21222201532 is an apocalyptic number.
It is an amenable number.
1222201532 is a deficient number, since it is larger than the sum of its proper divisors (916651156).
1222201532 is a wasteful number, since it uses less digits than its factorization.
1222201532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 305550387 (or 305550385 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 1222201532 is about 34959.9990274599. Note that the first 3 decimals coincide. The cubic root of 1222201532 is about 1069.1720768193.
Adding to 1222201532 its reverse (2351022221), we get a palindrome (3573223753).
The spelling of 1222201532 in words is "one billion, two hundred twenty-two million, two hundred one thousand, five hundred thirty-two".
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