Base | Representation |
---|---|
bin | 11110000100101110… |
… | …01000100010000000 |
3 | 1112200020001212210101 |
4 | 33002113020202000 |
5 | 231031302333143 |
6 | 11230043212144 |
7 | 1111051401625 |
oct | 170227104200 |
9 | 45606055711 |
10 | 16145746048 |
11 | 6935941a83 |
12 | 3167217054 |
13 | 16a4025ab3 |
14 | ad247034c |
15 | 6476d4b4d |
hex | 3c25c8880 |
16145746048 has 64 divisors (see below), whose sum is σ = 32542585920. Its totient is φ = 7978521600.
The previous prime is 16145746037. The next prime is 16145746049. The reversal of 16145746048 is 84064754161.
It is a tau number, because it is divible by the number of its divisors (64).
It is a junction number, because it is equal to n+sod(n) for n = 16145745989 and 16145746007.
It is not an unprimeable number, because it can be changed into a prime (16145746049) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9241111 + ... + 9242857.
It is an arithmetic number, because the mean of its divisors is an integer number (508477905).
Almost surely, 216145746048 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 16145746048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16271292960).
16145746048 is an abundant number, since it is smaller than the sum of its proper divisors (16396839872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16145746048 is a wasteful number, since it uses less digits than its factorization.
16145746048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2565 (or 2553 counting only the distinct ones).
The product of its (nonzero) digits is 645120, while the sum is 46.
The spelling of 16145746048 in words is "sixteen billion, one hundred forty-five million, seven hundred forty-six thousand, forty-eight".
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