Base | Representation |
---|---|
bin | 1000011101011001110… |
… | …0010100100011100000 |
3 | 111220010102011201221102 |
4 | 2013112130110203200 |
5 | 4340114401403331 |
6 | 150433042013532 |
7 | 13333311543266 |
oct | 2072634244340 |
9 | 456112151842 |
10 | 145331669216 |
11 | 566a8a36138 |
12 | 241bb3472a8 |
13 | 10921359356 |
14 | 7069788436 |
15 | 3ba8d404cb |
hex | 21d67148e0 |
145331669216 has 24 divisors (see below), whose sum is σ = 287035870464. Its totient is φ = 72433670400.
The previous prime is 145331669213. The next prime is 145331669281. The reversal of 145331669216 is 612966133541.
It is a super-2 number, since 2×1453316692162 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145331669213) 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, 7244960 + ... + 7264991.
It is an arithmetic number, because the mean of its divisors is an integer number (11959827936).
Almost surely, 2145331669216 is an apocalyptic number.
145331669216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
145331669216 is a deficient number, since it is larger than the sum of its proper divisors (141704201248).
145331669216 is a wasteful number, since it uses less digits than its factorization.
145331669216 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14510274 (or 14510266 counting only the distinct ones).
The product of its digits is 699840, while the sum is 47.
The spelling of 145331669216 in words is "one hundred forty-five billion, three hundred thirty-one million, six hundred sixty-nine thousand, two hundred sixteen".
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