Base | Representation |
---|---|
bin | 1000011101111111011… |
… | …0011111010011110011 |
3 | 111220112102012120221020 |
4 | 2013133312133103303 |
5 | 4340430304231310 |
6 | 150500441230523 |
7 | 13340236356216 |
oct | 2073766372363 |
9 | 456472176836 |
10 | 145489523955 |
11 | 5677a0527a6 |
12 | 24244192443 |
13 | 10947c78519 |
14 | 708271977d |
15 | 3bb7b22170 |
hex | 21dfd9f4f3 |
145489523955 has 16 divisors (see below), whose sum is σ = 232802457504. Its totient is φ = 77588006400.
The previous prime is 145489523941. The next prime is 145489523969. The reversal of 145489523955 is 559325984541.
It is an interprime number because it is at equal distance from previous prime (145489523941) and next prime (145489523969).
It is not a de Polignac number, because 145489523955 - 27 = 145489523827 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209734 + ... + 578763.
It is an arithmetic number, because the mean of its divisors is an integer number (14550153594).
Almost surely, 2145489523955 is an apocalyptic number.
145489523955 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
145489523955 is a deficient number, since it is larger than the sum of its proper divisors (87312933549).
145489523955 is a wasteful number, since it uses less digits than its factorization.
145489523955 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 800806.
The product of its digits is 38880000, while the sum is 60.
The spelling of 145489523955 in words is "one hundred forty-five billion, four hundred eighty-nine million, five hundred twenty-three thousand, nine hundred fifty-five".
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