Base | Representation |
---|---|
bin | 1000011111001101100… |
… | …0001111110100000110 |
3 | 111221101020200020022211 |
4 | 2013303120033310012 |
5 | 4342113141443421 |
6 | 150553143214034 |
7 | 13351325146363 |
oct | 2076330176406 |
9 | 457336606284 |
10 | 145817140486 |
11 | 56927a79966 |
12 | 24315a4731a |
13 | 1099aac5464 |
14 | 70b403b46a |
15 | 3bd67889e1 |
hex | 21f360fd06 |
145817140486 has 8 divisors (see below), whose sum is σ = 222311378304. Its totient is φ = 71713347720.
The previous prime is 145817140471. The next prime is 145817140487. The reversal of 145817140486 is 684041718541.
145817140486 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×1458171404863 (a number of 34 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145817140487) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 597611110 + ... + 597611353.
It is an arithmetic number, because the mean of its divisors is an integer number (27788922288).
Almost surely, 2145817140486 is an apocalyptic number.
145817140486 is a deficient number, since it is larger than the sum of its proper divisors (76494237818).
145817140486 is a wasteful number, since it uses less digits than its factorization.
145817140486 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1195222526.
The product of its (nonzero) digits is 860160, while the sum is 49.
The spelling of 145817140486 in words is "one hundred forty-five billion, eight hundred seventeen million, one hundred forty thousand, four hundred eighty-six".
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