Base | Representation |
---|---|
bin | 10001010011010… |
… | …11101000011000 |
3 | 101010010002121110 |
4 | 20221223220120 |
5 | 244124104334 |
6 | 22222540320 |
7 | 3411464232 |
oct | 1051535030 |
9 | 333102543 |
10 | 145144344 |
11 | 74a26104 |
12 | 407376a0 |
13 | 240bba37 |
14 | 153c3252 |
15 | cb20ae9 |
hex | 8a6ba18 |
145144344 has 32 divisors (see below), whose sum is σ = 381960000. Its totient is φ = 45834912.
The previous prime is 145144343. The next prime is 145144411. The reversal of 145144344 is 443441541.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145144343) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158694 + ... + 159605.
It is an arithmetic number, because the mean of its divisors is an integer number (11936250).
Almost surely, 2145144344 is an apocalyptic number.
It is an amenable number.
145144344 is an abundant number, since it is smaller than the sum of its proper divisors (236815656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145144344 is a wasteful number, since it uses less digits than its factorization.
145144344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 318327 (or 318323 counting only the distinct ones).
The product of its digits is 15360, while the sum is 30.
The square root of 145144344 is about 12047.5866462956. The cubic root of 145144344 is about 525.5330567656.
Adding to 145144344 its reverse (443441541), we get a palindrome (588585885).
The spelling of 145144344 in words is "one hundred forty-five million, one hundred forty-four thousand, three hundred forty-four".
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