Base | Representation |
---|---|
bin | 10100101010100100110… |
… | …000110001001011011110 |
3 | 12000202112110012010221002 |
4 | 110222210300301023132 |
5 | 141231332441033304 |
6 | 3004215253310302 |
7 | 204412326130235 |
oct | 24524460611336 |
9 | 5022473163832 |
10 | 1420103455454 |
11 | 4a8298418992 |
12 | 1ab285935392 |
13 | a3bb8865048 |
14 | 4ca3a541b1c |
15 | 26e1801431e |
hex | 14aa4c312de |
1420103455454 has 32 divisors (see below), whose sum is σ = 2267398780416. Its totient is φ = 665646458400.
The previous prime is 1420103455447. The next prime is 1420103455471. The reversal of 1420103455454 is 4545543010241.
It is a super-2 number, since 2×14201034554542 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 562322 + ... + 1776629.
It is an arithmetic number, because the mean of its divisors is an integer number (70856211888).
Almost surely, 21420103455454 is an apocalyptic number.
1420103455454 is a deficient number, since it is larger than the sum of its proper divisors (847295324962).
1420103455454 is a wasteful number, since it uses less digits than its factorization.
1420103455454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2339240.
The product of its (nonzero) digits is 192000, while the sum is 38.
Adding to 1420103455454 its reverse (4545543010241), we get a palindrome (5965646465695).
The spelling of 1420103455454 in words is "one trillion, four hundred twenty billion, one hundred three million, four hundred fifty-five thousand, four hundred fifty-four".
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