Base | Representation |
---|---|
bin | 10001010011011… |
… | …10111100110001 |
3 | 101010010210020220 |
4 | 20221232330301 |
5 | 244130023222 |
6 | 22223123253 |
7 | 3411551661 |
oct | 1051567461 |
9 | 333123226 |
10 | 145157937 |
11 | 74a35341 |
12 | 40743529 |
13 | 240c4c92 |
14 | 153c81a1 |
15 | cb24b5c |
hex | 8a6ef31 |
145157937 has 16 divisors (see below), whose sum is σ = 197674560. Its totient is φ = 94715712.
The previous prime is 145157933. The next prime is 145157959. The reversal of 145157937 is 739751541.
It is not a de Polignac number, because 145157937 - 22 = 145157933 is a prime.
It is not an unprimeable number, because it can be changed into a prime (145157933) 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, 86139 + ... + 87807.
It is an arithmetic number, because the mean of its divisors is an integer number (12354660).
Almost surely, 2145157937 is an apocalyptic number.
It is an amenable number.
145157937 is a deficient number, since it is larger than the sum of its proper divisors (52516623).
145157937 is a wasteful number, since it uses less digits than its factorization.
145157937 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2272.
The product of its digits is 132300, while the sum is 42.
The square root of 145157937 is about 12048.1507709690. The cubic root of 145157937 is about 525.5494619240.
The spelling of 145157937 in words is "one hundred forty-five million, one hundred fifty-seven thousand, nine hundred thirty-seven".
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