Base | Representation |
---|---|
bin | 1100111101000110110… |
… | …10000110110110000000 |
3 | 1120112221101202110211111 |
4 | 12132203122012312000 |
5 | 24243103012131342 |
6 | 540253050053104 |
7 | 44105365305433 |
oct | 6364332066600 |
9 | 1515841673744 |
10 | 445123161472 |
11 | 161859469490 |
12 | 72326a1a194 |
13 | 32c89c123a2 |
14 | 17788d3181a |
15 | b8a3064217 |
hex | 67a3686d80 |
445123161472 has 32 divisors (see below), whose sum is σ = 967384146600. Its totient is φ = 202328709120.
The previous prime is 445123161449. The next prime is 445123161481. The reversal of 445123161472 is 274161321544.
It is a tau number, because it is divible by the number of its divisors (32).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158067897 + ... + 158070712.
Almost surely, 2445123161472 is an apocalyptic number.
It is an amenable number.
445123161472 is an abundant number, since it is smaller than the sum of its proper divisors (522260985128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
445123161472 is a wasteful number, since it uses less digits than its factorization.
445123161472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 316138634 (or 316138622 counting only the distinct ones).
The product of its digits is 161280, while the sum is 40.
The spelling of 445123161472 in words is "four hundred forty-five billion, one hundred twenty-three million, one hundred sixty-one thousand, four hundred seventy-two".
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