Base | Representation |
---|---|
bin | 10001010100110… |
… | …01000010110101 |
3 | 101010110112202211 |
4 | 20222121002311 |
5 | 244201032412 |
6 | 22230533421 |
7 | 3413200444 |
oct | 1052310265 |
9 | 333415684 |
10 | 145330357 |
11 | 75042937 |
12 | 40807271 |
13 | 241555c3 |
14 | 15430d5b |
15 | cb5aca7 |
hex | 8a990b5 |
145330357 has 2 divisors, whose sum is σ = 145330358. Its totient is φ = 145330356.
The previous prime is 145330333. The next prime is 145330369. The reversal of 145330357 is 753033541.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 139381636 + 5948721 = 11806^2 + 2439^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-145330357 is a prime.
It is a super-3 number, since 3×1453303573 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Chen prime.
It is equal to p8196124 and since 145330357 and 8196124 have the same sum of digits, it is a Honaker prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (145330327) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72665178 + 72665179.
It is an arithmetic number, because the mean of its divisors is an integer number (72665179).
Almost surely, 2145330357 is an apocalyptic number.
It is an amenable number.
145330357 is a deficient number, since it is larger than the sum of its proper divisors (1).
145330357 is an equidigital number, since it uses as much as digits as its factorization.
145330357 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 18900, while the sum is 31.
The square root of 145330357 is about 12055.3041023443. The cubic root of 145330357 is about 525.7574638329.
Adding to 145330357 its reverse (753033541), we get a palindrome (898363898).
The spelling of 145330357 in words is "one hundred forty-five million, three hundred thirty thousand, three hundred fifty-seven".
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