Base | Representation |
---|---|
bin | 1000011110001001001… |
… | …0110101101111101000 |
3 | 111220122021022220122110 |
4 | 2013202102311233220 |
5 | 4341021302312222 |
6 | 150504503522320 |
7 | 13341244633035 |
oct | 2074222655750 |
9 | 456567286573 |
10 | 145530510312 |
11 | 567a01a7420 |
12 | 24255a593a0 |
13 | 109535c8cc5 |
14 | 7087d4838c |
15 | 3bbb51b30c |
hex | 21e24b5be8 |
145530510312 has 32 divisors (see below), whose sum is σ = 396901392480. Its totient is φ = 44100154560.
The previous prime is 145530510271. The next prime is 145530510343. The reversal of 145530510312 is 213015035541.
145530510312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1455305103122 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 145530510312.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275625703 + ... + 275626230.
It is an arithmetic number, because the mean of its divisors is an integer number (12403168515).
Almost surely, 2145530510312 is an apocalyptic number.
145530510312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
145530510312 is an abundant number, since it is smaller than the sum of its proper divisors (251370882168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145530510312 is a wasteful number, since it uses less digits than its factorization.
145530510312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 551251953 (or 551251949 counting only the distinct ones).
The product of its (nonzero) digits is 9000, while the sum is 30.
Adding to 145530510312 its reverse (213015035541), we get a palindrome (358545545853).
The spelling of 145530510312 in words is "one hundred forty-five billion, five hundred thirty million, five hundred ten thousand, three hundred twelve".
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