Base | Representation |
---|---|
bin | 1000011101011101001… |
… | …1011100101010110001 |
3 | 111220011102100221012022 |
4 | 2013113103130222301 |
5 | 4340132101322434 |
6 | 150434315441225 |
7 | 13333545432032 |
oct | 2072723345261 |
9 | 456142327168 |
10 | 145346120369 |
11 | 5670610653a |
12 | 24204156215 |
13 | 10924348c28 |
14 | 706b66aa89 |
15 | 3baa24722e |
hex | 21d74dcab1 |
145346120369 has 2 divisors, whose sum is σ = 145346120370. Its totient is φ = 145346120368.
The previous prime is 145346120363. The next prime is 145346120401. The reversal of 145346120369 is 963021643541.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 81832039969 + 63514080400 = 286063^2 + 252020^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-145346120369 is a prime.
It is a super-2 number, since 2×1453461203692 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (145346120363) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72673060184 + 72673060185.
It is an arithmetic number, because the mean of its divisors is an integer number (72673060185).
Almost surely, 2145346120369 is an apocalyptic number.
It is an amenable number.
145346120369 is a deficient number, since it is larger than the sum of its proper divisors (1).
145346120369 is an equidigital number, since it uses as much as digits as its factorization.
145346120369 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 466560, while the sum is 44.
The spelling of 145346120369 in words is "one hundred forty-five billion, three hundred forty-six million, one hundred twenty thousand, three hundred sixty-nine".
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