Base | Representation |
---|---|
bin | 10001110000001101101… |
… | …011110110001100010000 |
3 | 11022122000220211010111212 |
4 | 101300031223312030100 |
5 | 124442030034410112 |
6 | 2332243240355252 |
7 | 154066513350560 |
oct | 21601553661420 |
9 | 4278026733455 |
10 | 1220000310032 |
11 | 430443408039 |
12 | 17853b775b28 |
13 | 8b07907079a |
14 | 43096890da0 |
15 | 21b059b8522 |
hex | 11c0daf6310 |
1220000310032 has 60 divisors (see below), whose sum is σ = 2797794370176. Its totient is φ = 504827675520.
The previous prime is 1220000310029. The next prime is 1220000310049. The reversal of 1220000310032 is 2300130000221.
It is a happy number.
It is a super-2 number, since 2×12200003100322 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a junction number, because it is equal to n+sod(n) for n = 1220000309989 and 1220000310016.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6381944 + ... + 6570327.
Almost surely, 21220000310032 is an apocalyptic number.
It is an amenable number.
1220000310032 is an abundant number, since it is smaller than the sum of its proper divisors (1577794060144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1220000310032 is a wasteful number, since it uses less digits than its factorization.
1220000310032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12952344 (or 12952309 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
Adding to 1220000310032 its reverse (2300130000221), we get a palindrome (3520130310253).
The spelling of 1220000310032 in words is "one trillion, two hundred twenty billion, three hundred ten thousand, thirty-two".
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