Base | Representation |
---|---|
bin | 10001010011011… |
… | …01000010111100 |
3 | 101010010101120010 |
4 | 20221231002330 |
5 | 244124301030 |
6 | 22223023220 |
7 | 3411520152 |
oct | 1051550274 |
9 | 333111503 |
10 | 145150140 |
11 | 74a2a4a3 |
12 | 4073ab10 |
13 | 240c1575 |
14 | 153c53d2 |
15 | cb226b0 |
hex | 8a6d0bc |
145150140 has 48 divisors (see below), whose sum is σ = 412497792. Its totient is φ = 38127936.
The previous prime is 145150129. The next prime is 145150169. The reversal of 145150140 is 41051541.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14034 + ... + 22073.
It is an arithmetic number, because the mean of its divisors is an integer number (8593704).
Almost surely, 2145150140 is an apocalyptic number.
145150140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
145150140 is an abundant number, since it is smaller than the sum of its proper divisors (267347652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145150140 is a wasteful number, since it uses less digits than its factorization.
145150140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36186 (or 36184 counting only the distinct ones).
The product of its (nonzero) digits is 400, while the sum is 21.
The square root of 145150140 is about 12047.8271899957. The cubic root of 145150140 is about 525.5400519837.
It can be divided in two parts, 1451501 and 40, that added together give a palindrome (1451541).
The spelling of 145150140 in words is "one hundred forty-five million, one hundred fifty thousand, one hundred forty".
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