Base | Representation |
---|---|
bin | 10001010010010… |
… | …11011000100010 |
3 | 101002212101102101 |
4 | 20221023120202 |
5 | 244110343013 |
6 | 22220041014 |
7 | 3410404156 |
oct | 1051133042 |
9 | 332771371 |
10 | 145012258 |
11 | 74945946 |
12 | 4069316a |
13 | 24073891 |
14 | 1538b066 |
15 | cae68dd |
hex | 8a4b622 |
145012258 has 8 divisors (see below), whose sum is σ = 219630528. Its totient is φ = 71802084.
The previous prime is 145012253. The next prime is 145012271. The reversal of 145012258 is 852210541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (145012253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 351766 + ... + 352177.
It is an arithmetic number, because the mean of its divisors is an integer number (27453816).
Almost surely, 2145012258 is an apocalyptic number.
145012258 is a deficient number, since it is larger than the sum of its proper divisors (74618270).
145012258 is a wasteful number, since it uses less digits than its factorization.
145012258 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 704048.
The product of its (nonzero) digits is 3200, while the sum is 28.
The square root of 145012258 is about 12042.1035537816. The cubic root of 145012258 is about 525.3735910804.
Adding to 145012258 its reverse (852210541), we get a palindrome (997222799).
The spelling of 145012258 in words is "one hundred forty-five million, twelve thousand, two hundred fifty-eight".
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