Base | Representation |
---|---|
bin | 1000011111001100110… |
… | …0010100011000100110 |
3 | 111221101000210100212201 |
4 | 2013303030110120212 |
5 | 4342111341412403 |
6 | 150552552205114 |
7 | 13351256443630 |
oct | 2076314243046 |
9 | 457330710781 |
10 | 145814013478 |
11 | 56926233561 |
12 | 2431499979a |
13 | 1099a26c063 |
14 | 70b3865a50 |
15 | 3bd636c21d |
hex | 21f3314626 |
145814013478 has 32 divisors (see below), whose sum is σ = 266079513600. Its totient is φ = 58537473984.
The previous prime is 145814013451. The next prime is 145814013479. The reversal of 145814013478 is 874310418541.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145814013479) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3055950 + ... + 3103297.
It is an arithmetic number, because the mean of its divisors is an integer number (8314984800).
Almost surely, 2145814013478 is an apocalyptic number.
145814013478 is a deficient number, since it is larger than the sum of its proper divisors (120265500122).
145814013478 is a wasteful number, since it uses less digits than its factorization.
145814013478 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6159364.
The product of its (nonzero) digits is 430080, while the sum is 46.
The spelling of 145814013478 in words is "one hundred forty-five billion, eight hundred fourteen million, thirteen thousand, four hundred seventy-eight".
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