Base | Representation |
---|---|
bin | 1000011101011111011… |
… | …1110100100111100100 |
3 | 111220012002022101010221 |
4 | 2013113313310213210 |
5 | 4340142021440102 |
6 | 150435300054124 |
7 | 13334022454504 |
oct | 2072767644744 |
9 | 456162271127 |
10 | 145355655652 |
11 | 56710529539 |
12 | 24207394344 |
13 | 109263070cc |
14 | 706ca2da04 |
15 | 3baaecc637 |
hex | 21d7df49e4 |
145355655652 has 12 divisors (see below), whose sum is σ = 263143859580. Its totient is φ = 70171695776.
The previous prime is 145355655647. The next prime is 145355655659. The reversal of 145355655652 is 256556553541.
145355655652 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 82842654976 + 62513000676 = 287824^2 + 250026^2 .
It is a super-3 number, since 3×1453556556523 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a self number, because there is not a number n which added to its sum of digits gives 145355655652.
It is not an unprimeable number, because it can be changed into a prime (145355655659) 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, 626532883 + ... + 626533114.
It is an arithmetic number, because the mean of its divisors is an integer number (21928654965).
Almost surely, 2145355655652 is an apocalyptic number.
It is an amenable number.
145355655652 is a deficient number, since it is larger than the sum of its proper divisors (117788203928).
145355655652 is a wasteful number, since it uses less digits than its factorization.
145355655652 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1253066030 (or 1253066028 counting only the distinct ones).
The product of its digits is 13500000, while the sum is 52.
The spelling of 145355655652 in words is "one hundred forty-five billion, three hundred fifty-five million, six hundred fifty-five thousand, six hundred fifty-two".
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