Base | Representation |
---|---|
bin | 10001011001110… |
… | …01001001000000 |
3 | 101011200212022001 |
4 | 20230321021000 |
5 | 244333023422 |
6 | 22252553344 |
7 | 3421601326 |
oct | 1054711100 |
9 | 334625261 |
10 | 145986112 |
11 | 75450588 |
12 | 40a82854 |
13 | 24324c1c |
14 | 15561d16 |
15 | cc3a227 |
hex | 8b39240 |
145986112 has 14 divisors (see below), whose sum is σ = 289691318. Its totient is φ = 72993024.
The previous prime is 145986109. The next prime is 145986149. The reversal of 145986112 is 211689541.
It can be written as a sum of positive squares in only one way, i.e., 142659136 + 3326976 = 11944^2 + 1824^2 .
It is a super-3 number, since 3×1459861123 (a number of 25 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1140453 + ... + 1140580.
It is an arithmetic number, because the mean of its divisors is an integer number (20692237).
Almost surely, 2145986112 is an apocalyptic number.
It is an amenable number.
145986112 is a deficient number, since it is larger than the sum of its proper divisors (143705206).
145986112 is an equidigital number, since it uses as much as digits as its factorization.
145986112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2281045 (or 2281035 counting only the distinct ones).
The product of its digits is 17280, while the sum is 37.
The square root of 145986112 is about 12082.4712703983. The cubic root of 145986112 is about 526.5470461296.
It can be divided in two parts, 1459 and 86112, that added together give a triangular number (87571 = T418).
The spelling of 145986112 in words is "one hundred forty-five million, nine hundred eighty-six thousand, one hundred twelve".
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