Base | Representation |
---|---|
bin | 1000011101011101001… |
… | …1011100101010011010 |
3 | 111220011102100221011110 |
4 | 2013113103130222122 |
5 | 4340132101322341 |
6 | 150434315441150 |
7 | 13333545432000 |
oct | 2072723345232 |
9 | 456142327143 |
10 | 145346120346 |
11 | 56706106519 |
12 | 242041561b6 |
13 | 10924348c0b |
14 | 706b66aa70 |
15 | 3baa247216 |
hex | 21d74dca9a |
145346120346 has 64 divisors (see below), whose sum is σ = 342291456000. Its totient is φ = 41124223728.
The previous prime is 145346120341. The next prime is 145346120347. The reversal of 145346120346 is 643021643541.
It is a super-2 number, since 2×1453461203462 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (145346120341) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 130866 + ... + 554813.
It is an arithmetic number, because the mean of its divisors is an integer number (5348304000).
Almost surely, 2145346120346 is an apocalyptic number.
145346120346 is an abundant number, since it is smaller than the sum of its proper divisors (196945335654).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145346120346 is a wasteful number, since it uses less digits than its factorization.
145346120346 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 685808 (or 685794 counting only the distinct ones).
The product of its (nonzero) digits is 207360, while the sum is 39.
Adding to 145346120346 its reverse (643021643541), we get a palindrome (788367763887).
The spelling of 145346120346 in words is "one hundred forty-five billion, three hundred forty-six million, one hundred twenty thousand, three hundred forty-six".
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