Base | Representation |
---|---|
bin | 100011110110101… |
… | …1110000100111100 |
3 | 10002211211220200210 |
4 | 1013231132010330 |
5 | 4430443231022 |
6 | 315214352420 |
7 | 41546125020 |
oct | 10755360474 |
9 | 3084756623 |
10 | 1203102012 |
11 | 568135392 |
12 | 296abb710 |
13 | 16233c3a8 |
14 | b5ada380 |
15 | 7094ea0c |
hex | 47b5e13c |
1203102012 has 24 divisors (see below), whose sum is σ = 3208272256. Its totient is φ = 343743408.
The previous prime is 1203101989. The next prime is 1203102023. The reversal of 1203102012 is 2102013021.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7161238 + ... + 7161405.
Almost surely, 21203102012 is an apocalyptic number.
1203102012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1203102012 is an abundant number, since it is smaller than the sum of its proper divisors (2005170244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1203102012 is a wasteful number, since it uses less digits than its factorization.
1203102012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14322657 (or 14322655 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 1203102012 is about 34685.7609401899. The cubic root of 1203102012 is about 1063.5734423254.
Adding to 1203102012 its reverse (2102013021), we get a palindrome (3305115033).
The spelling of 1203102012 in words is "one billion, two hundred three million, one hundred two thousand, twelve".
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