Base | Representation |
---|---|
bin | 1001110000101000111001… |
… | …01011000101100100001001 |
3 | 2210222210021211110202221210 |
4 | 10320110130223011210021 |
5 | 10303120030223311040 |
6 | 113351412212523333 |
7 | 4343416042225245 |
oct | 470243453054411 |
9 | 83883254422853 |
10 | 21462432635145 |
11 | 6925191775157 |
12 | 24a7691320549 |
13 | bc8b8b61bc68 |
14 | 542b04433425 |
15 | 2734490b9480 |
hex | 13851cac5909 |
21462432635145 has 16 divisors (see below), whose sum is σ = 34361806671360. Its totient is φ = 11439325920384.
The previous prime is 21462432635129. The next prime is 21462432635213. The reversal of 21462432635145 is 54153623426412.
It is not a de Polignac number, because 21462432635145 - 24 = 21462432635129 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 21462432635094 and 21462432635103.
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, 456526860 + ... + 456573869.
It is an arithmetic number, because the mean of its divisors is an integer number (2147612916960).
Almost surely, 221462432635145 is an apocalyptic number.
It is an amenable number.
21462432635145 is a deficient number, since it is larger than the sum of its proper divisors (12899374036215).
21462432635145 is a wasteful number, since it uses less digits than its factorization.
21462432635145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 913102304.
The product of its digits is 4147200, while the sum is 48.
The spelling of 21462432635145 in words is "twenty-one trillion, four hundred sixty-two billion, four hundred thirty-two million, six hundred thirty-five thousand, one hundred forty-five".
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