Base | Representation |
---|---|
bin | 10010111111100001001… |
… | …100111011111010111011 |
3 | 11121202211101022000220212 |
4 | 102333201030323322323 |
5 | 132340423224333301 |
6 | 2435325033541335 |
7 | 163202626322321 |
oct | 22774114737273 |
9 | 4552741260825 |
10 | 1305153355451 |
11 | 463570053440 |
12 | 190b4527484b |
13 | 960c995b2aa |
14 | 47253b69d11 |
15 | 23e3b5704bb |
hex | 12fe133bebb |
1305153355451 has 32 divisors (see below), whose sum is σ = 1483974198720. Its totient is φ = 1137007872000.
The previous prime is 1305153355421. The next prime is 1305153355469. The reversal of 1305153355451 is 1545533515031.
It is a de Polignac number, because none of the positive numbers 2k-1305153355451 is a prime.
It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1305153355399 and 1305153355408.
It is not an unprimeable number, because it can be changed into a prime (1305153355411) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23236301 + ... + 23292401.
It is an arithmetic number, because the mean of its divisors is an integer number (46374193710).
Almost surely, 21305153355451 is an apocalyptic number.
1305153355451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1305153355451 is a deficient number, since it is larger than the sum of its proper divisors (178820843269).
1305153355451 is a wasteful number, since it uses less digits than its factorization.
1305153355451 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56687.
The product of its (nonzero) digits is 337500, while the sum is 41.
The spelling of 1305153355451 in words is "one trillion, three hundred five billion, one hundred fifty-three million, three hundred fifty-five thousand, four hundred fifty-one".
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