Base | Representation |
---|---|
bin | 1000011100010100000… |
… | …0110111010100100101 |
3 | 111212101000221202102100 |
4 | 2013011000313110211 |
5 | 4334020022241132 |
6 | 150344034402313 |
7 | 13323131234160 |
oct | 2070500672445 |
9 | 455330852370 |
10 | 145039258917 |
11 | 56568975a33 |
12 | 24139430399 |
13 | 108a58b7cc7 |
14 | 703c9ccad7 |
15 | 3b8d33037c |
hex | 21c5037525 |
145039258917 has 12 divisors (see below), whose sum is σ = 239429887840. Its totient is φ = 82879576488.
The previous prime is 145039258907. The next prime is 145039258937. The reversal of 145039258917 is 719852930541.
It is a happy number.
145039258917 is a `hidden beast` number, since 1 + 4 + 50 + 3 + 9 + 2 + 589 + 1 + 7 = 666.
It is not a de Polignac number, because 145039258917 - 216 = 145039193381 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145039258907) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1151105167 + ... + 1151105292.
Almost surely, 2145039258917 is an apocalyptic number.
It is an amenable number.
145039258917 is a deficient number, since it is larger than the sum of its proper divisors (94390628923).
145039258917 is a wasteful number, since it uses less digits than its factorization.
145039258917 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2302210472 (or 2302210469 counting only the distinct ones).
The product of its (nonzero) digits is 2721600, while the sum is 54.
The spelling of 145039258917 in words is "one hundred forty-five billion, thirty-nine million, two hundred fifty-eight thousand, nine hundred seventeen".
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