Base | Representation |
---|---|
bin | 100000010100001001111… |
… | …110101100010000000000 |
3 | 21212021220222221210002210 |
4 | 200110021332230100000 |
5 | 242340410333134102 |
6 | 4420054252542120 |
7 | 316303106325621 |
oct | 40241176542000 |
9 | 7767828853083 |
10 | 2220665521152 |
11 | 786862880991 |
12 | 2ba468481940 |
13 | 13153c0b7a70 |
14 | 796a33b7a48 |
15 | 3cb7082e36c |
hex | 20509fac400 |
2220665521152 has 88 divisors (see below), whose sum is σ = 6374182056256. Its totient is φ = 683281686528.
The previous prime is 2220665521121. The next prime is 2220665521163. The reversal of 2220665521152 is 2511255660222.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a self number, because there is not a number n which added to its sum of digits gives 2220665521152.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27762868 + ... + 27842739.
Almost surely, 22220665521152 is an apocalyptic number.
It is an amenable number.
2220665521152 is an abundant number, since it is smaller than the sum of its proper divisors (4153516535104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2220665521152 is a wasteful number, since it uses less digits than its factorization.
2220665521152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55605643 (or 55605625 counting only the distinct ones).
The product of its (nonzero) digits is 144000, while the sum is 39.
The spelling of 2220665521152 in words is "two trillion, two hundred twenty billion, six hundred sixty-five million, five hundred twenty-one thousand, one hundred fifty-two".
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