Base | Representation |
---|---|
bin | 111100010101010… |
… | …100000011100100 |
3 | 2121112200002222112 |
4 | 330111110003210 |
5 | 4033112021012 |
6 | 244235220152 |
7 | 34040505050 |
oct | 7425240344 |
9 | 2545602875 |
10 | 1012220132 |
11 | 47a40aa70 |
12 | 242ba7658 |
13 | 131928431 |
14 | 9860cc60 |
15 | 5dce7122 |
hex | 3c5540e4 |
1012220132 has 24 divisors (see below), whose sum is σ = 2208480960. Its totient is φ = 394371360.
The previous prime is 1012220113. The next prime is 1012220149. The reversal of 1012220132 is 2310222101.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1642907 + ... + 1643522.
It is an arithmetic number, because the mean of its divisors is an integer number (92020040).
Almost surely, 21012220132 is an apocalyptic number.
It is an amenable number.
1012220132 is an abundant number, since it is smaller than the sum of its proper divisors (1196260828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1012220132 is a wasteful number, since it uses less digits than its factorization.
1012220132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3286451 (or 3286449 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 1012220132 is about 31815.4071481099. The cubic root of 1012220132 is about 1004.0568966661.
Adding to 1012220132 its reverse (2310222101), we get a palindrome (3322442233).
The spelling of 1012220132 in words is "one billion, twelve million, two hundred twenty thousand, one hundred thirty-two".
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