Base | Representation |
---|---|
bin | 10001010111000… |
… | …01101111101001 |
3 | 101011000200020201 |
4 | 20223201233221 |
5 | 244240100022 |
6 | 22241152201 |
7 | 3415550554 |
oct | 1053415751 |
9 | 334020221 |
10 | 145628137 |
11 | 75226636 |
12 | 4092b661 |
13 | 2422acc5 |
14 | 154ab69b |
15 | cbb9127 |
hex | 8ae1be9 |
145628137 has 16 divisors (see below), whose sum is σ = 159183360. Its totient is φ = 132691968.
The previous prime is 145628129. The next prime is 145628183. The reversal of 145628137 is 731826541.
It is a cyclic number.
It is not a de Polignac number, because 145628137 - 23 = 145628129 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 145628096 and 145628105.
It is not an unprimeable number, because it can be changed into a prime (145628117) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76564 + ... + 78442.
It is an arithmetic number, because the mean of its divisors is an integer number (9948960).
Almost surely, 2145628137 is an apocalyptic number.
145628137 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
It is an amenable number.
145628137 is a deficient number, since it is larger than the sum of its proper divisors (13555223).
145628137 is a wasteful number, since it uses less digits than its factorization.
145628137 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2040.
The product of its digits is 40320, while the sum is 37.
The square root of 145628137 is about 12067.6483624607. The cubic root of 145628137 is about 526.1163089096.
The spelling of 145628137 in words is "one hundred forty-five million, six hundred twenty-eight thousand, one hundred thirty-seven".
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