Base | Representation |
---|---|
bin | 10001010010111… |
… | …01001001111101 |
3 | 101010000002021111 |
4 | 20221131021331 |
5 | 244120210203 |
6 | 22221402021 |
7 | 3411126331 |
oct | 1051351175 |
9 | 333002244 |
10 | 145085053 |
11 | 74995603 |
12 | 40709311 |
13 | 2409aa59 |
14 | 153a97c1 |
15 | cb0d26d |
hex | 8a5d27d |
145085053 has 12 divisors (see below), whose sum is σ = 153446304. Its totient is φ = 137100600.
The previous prime is 145085051. The next prime is 145085063. The reversal of 145085053 is 350580541.
It is not a de Polignac number, because 145085053 - 21 = 145085051 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a Duffinian number.
It is a zygodrome in base 9.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145085051) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39568 + ... + 43078.
It is an arithmetic number, because the mean of its divisors is an integer number (12787192).
Almost surely, 2145085053 is an apocalyptic number.
It is an amenable number.
145085053 is a deficient number, since it is larger than the sum of its proper divisors (8361251).
145085053 is an equidigital number, since it uses as much as digits as its factorization.
145085053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3616 (or 3585 counting only the distinct ones).
The product of its (nonzero) digits is 12000, while the sum is 31.
The square root of 145085053 is about 12045.1256946534. The cubic root of 145085053 is about 525.4614874955.
The spelling of 145085053 in words is "one hundred forty-five million, eighty-five thousand, fifty-three".
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