Base | Representation |
---|---|
bin | 100001000101100010001010… |
… | …010101100011101000000100 |
3 | 201002020011202012022200120102 |
4 | 201011202022111203220010 |
5 | 123033112341100121421 |
6 | 1233253012552023232 |
7 | 42436112332232150 |
oct | 4105421225435004 |
9 | 632204665280512 |
10 | 145515812895236 |
11 | 42402a00876463 |
12 | 143a1b33391b18 |
13 | 632710b9b7c74 |
14 | 27d1008042060 |
15 | 11c5300bc860b |
hex | 84588a563a04 |
145515812895236 has 24 divisors (see below), whose sum is σ = 291034687567680. Its totient is φ = 62363263717152.
The previous prime is 145515812895209. The next prime is 145515812895239. The reversal of 145515812895236 is 632598218515541.
It is a super-2 number, since 2×1455158128952362 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (145515812895239) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24623555 + ... + 29955818.
It is an arithmetic number, because the mean of its divisors is an integer number (12126445315320).
Almost surely, 2145515812895236 is an apocalyptic number.
It is an amenable number.
145515812895236 is an abundant number, since it is smaller than the sum of its proper divisors (145518874672444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145515812895236 is a wasteful number, since it uses less digits than its factorization.
145515812895236 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54674603 (or 54674601 counting only the distinct ones).
The product of its digits is 103680000, while the sum is 65.
The spelling of 145515812895236 in words is "one hundred forty-five trillion, five hundred fifteen billion, eight hundred twelve million, eight hundred ninety-five thousand, two hundred thirty-six".
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