Base | Representation |
---|---|
bin | 10001010100011… |
… | …00100001001000 |
3 | 101010100221101111 |
4 | 20222030201020 |
5 | 244142412143 |
6 | 22225500104 |
7 | 3412565035 |
oct | 1052144110 |
9 | 333327344 |
10 | 145279048 |
11 | 75008332 |
12 | 407a1634 |
13 | 24138145 |
14 | 1541a38c |
15 | cb4a99d |
hex | 8a8c848 |
145279048 has 16 divisors (see below), whose sum is σ = 276464880. Its totient is φ = 71555088.
The previous prime is 145279037. The next prime is 145279049. The reversal of 145279048 is 840972541.
It is a super-2 number, since 2×1452790482 = 42212003575572608, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 145279048.
It is not an unprimeable number, because it can be changed into a prime (145279049) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134986 + ... + 136057.
It is an arithmetic number, because the mean of its divisors is an integer number (17279055).
Almost surely, 2145279048 is an apocalyptic number.
It is an amenable number.
145279048 is a deficient number, since it is larger than the sum of its proper divisors (131185832).
145279048 is a wasteful number, since it uses less digits than its factorization.
145279048 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 271116 (or 271112 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 40.
The square root of 145279048 is about 12053.1758470538. The cubic root of 145279048 is about 525.6955835176.
The spelling of 145279048 in words is "one hundred forty-five million, two hundred seventy-nine thousand, forty-eight".
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