Base | Representation |
---|---|
bin | 1101000001011110000… |
… | …00000100011100100001 |
3 | 1120202222121121121211120 |
4 | 12200233000010130201 |
5 | 24312402034134040 |
6 | 541321311002453 |
7 | 44220413662203 |
oct | 6405700043441 |
9 | 1522877547746 |
10 | 447465146145 |
11 | 162850456206 |
12 | 7287b209429 |
13 | 33271197534 |
14 | 1792bdac773 |
15 | b98d97a7d0 |
hex | 682f004721 |
447465146145 has 48 divisors (see below), whose sum is σ = 763365176640. Its totient is φ = 223774391296.
The previous prime is 447465146131. The next prime is 447465146147. The reversal of 447465146145 is 541641564744.
It is not a de Polignac number, because 447465146145 - 24 = 447465146129 is a prime.
It is a super-2 number, since 2×4474651461452 (a number of 24 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is not an unprimeable number, because it can be changed into a prime (447465146147) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 974254 + ... + 1357976.
It is an arithmetic number, because the mean of its divisors is an integer number (15903441180).
Almost surely, 2447465146145 is an apocalyptic number.
It is an amenable number.
447465146145 is a deficient number, since it is larger than the sum of its proper divisors (315900030495).
447465146145 is a wasteful number, since it uses less digits than its factorization.
447465146145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 384034 (or 384017 counting only the distinct ones).
The product of its digits is 6451200, while the sum is 51.
The spelling of 447465146145 in words is "four hundred forty-seven billion, four hundred sixty-five million, one hundred forty-six thousand, one hundred forty-five".
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