Base | Representation |
---|---|
bin | 1000011101010110001… |
… | …1000100010100100001 |
3 | 111220002100221012212112 |
4 | 2013111203010110201 |
5 | 4340102031114023 |
6 | 150431344205105 |
7 | 13333040143163 |
oct | 2072543042441 |
9 | 456070835775 |
10 | 145316660513 |
11 | 566a0514952 |
12 | 241b6309795 |
13 | 1091b202a6b |
14 | 706779c933 |
15 | 3ba7878478 |
hex | 21d58c4521 |
145316660513 has 8 divisors (see below), whose sum is σ = 148919613696. Its totient is φ = 141716500000.
The previous prime is 145316660477. The next prime is 145316660579. The reversal of 145316660513 is 315066613541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 145316660513 - 26 = 145316660449 is a prime.
It is a super-2 number, since 2×1453166605132 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (41).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (145316650513) 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, 592613 + ... + 801138.
It is an arithmetic number, because the mean of its divisors is an integer number (18614951712).
Almost surely, 2145316660513 is an apocalyptic number.
It is an amenable number.
145316660513 is a deficient number, since it is larger than the sum of its proper divisors (3602953183).
145316660513 is a wasteful number, since it uses less digits than its factorization.
145316660513 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1396335.
The product of its (nonzero) digits is 194400, while the sum is 41.
The spelling of 145316660513 in words is "one hundred forty-five billion, three hundred sixteen million, six hundred sixty thousand, five hundred thirteen".
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