Base | Representation |
---|---|
bin | 10001100001000… |
… | …11101010111101 |
3 | 101020111200001012 |
4 | 20300203222331 |
5 | 300104243444 |
6 | 22325325005 |
7 | 3433012115 |
oct | 1060435275 |
9 | 336450035 |
10 | 146946749 |
11 | 75a472a4 |
12 | 41266765 |
13 | 245a0251 |
14 | 15732045 |
15 | cd79b9e |
hex | 8c23abd |
146946749 has 2 divisors, whose sum is σ = 146946750. Its totient is φ = 146946748.
The previous prime is 146946739. The next prime is 146946823. The reversal of 146946749 is 947649641.
146946749 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 118962649 + 27984100 = 10907^2 + 5290^2 .
It is an emirp because it is prime and its reverse (947649641) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 146946749 - 24 = 146946733 is a prime.
It is a Sophie Germain prime.
It is a Chen prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 146946697 and 146946706.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (146946739) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73473374 + 73473375.
It is an arithmetic number, because the mean of its divisors is an integer number (73473375).
Almost surely, 2146946749 is an apocalyptic number.
It is an amenable number.
146946749 is a deficient number, since it is larger than the sum of its proper divisors (1).
146946749 is an equidigital number, since it uses as much as digits as its factorization.
146946749 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1306368, while the sum is 50.
The square root of 146946749 is about 12122.1594198394. The cubic root of 146946749 is about 527.6994733871.
The spelling of 146946749 in words is "one hundred forty-six million, nine hundred forty-six thousand, seven hundred forty-nine".
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