Base | Representation |
---|---|
bin | 100001000111010011101110… |
… | …010100010111110001111111 |
3 | 201002122211111011100110010022 |
4 | 201013103232110113301333 |
5 | 123042112102320443323 |
6 | 1233425020342202355 |
7 | 42450660124314221 |
oct | 4107235624276177 |
9 | 632584434313108 |
10 | 145637749390463 |
11 | 4244a693843060 |
12 | 144016a37233bb |
13 | 63357721433a5 |
14 | 27d6c94632411 |
15 | 11c858ab9a4c8 |
hex | 8474ee517c7f |
145637749390463 has 32 divisors (see below), whose sum is σ = 162492209732160. Its totient is φ = 129404866339840.
The previous prime is 145637749390411. The next prime is 145637749390489. The reversal of 145637749390463 is 364093947736541.
It is a cyclic number.
It is not a de Polignac number, because 145637749390463 - 214 = 145637749374079 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145637749390363) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1956065945 + ... + 1956140397.
It is an arithmetic number, because the mean of its divisors is an integer number (5077881554130).
Almost surely, 2145637749390463 is an apocalyptic number.
145637749390463 is a deficient number, since it is larger than the sum of its proper divisors (16854460341697).
145637749390463 is a wasteful number, since it uses less digits than its factorization.
145637749390463 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87259.
The product of its (nonzero) digits is 1234517760, while the sum is 71.
The spelling of 145637749390463 in words is "one hundred forty-five trillion, six hundred thirty-seven billion, seven hundred forty-nine million, three hundred ninety thousand, four hundred sixty-three".
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