Base | Representation |
---|---|
bin | 1100111010100111000010… |
… | …10101100011110100100111 |
3 | 10201120012210111000002221000 |
4 | 12131103201111203310213 |
5 | 12210320002144132003 |
6 | 140223425132324343 |
7 | 5660661423051213 |
oct | 635234125436447 |
9 | 121505714002830 |
10 | 28402104286503 |
11 | 90602a0479222 |
12 | 32286273136b3 |
13 | 12b03cb47516c |
14 | 702952343943 |
15 | 343c0d3071a3 |
hex | 19d4e1563d27 |
28402104286503 has 8 divisors (see below), whose sum is σ = 42077191535600. Its totient is φ = 18934736190984.
The previous prime is 28402104286489. The next prime is 28402104286553. The reversal of 28402104286503 is 30568240120482.
28402104286503 is a `hidden beast` number, since 2 + 8 + 4 + 0 + 21 + 0 + 42 + 86 + 503 = 666.
It is not a de Polignac number, because 28402104286503 - 24 = 28402104286487 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28402104286553) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525964894168 + ... + 525964894221.
It is an arithmetic number, because the mean of its divisors is an integer number (5259648941950).
Almost surely, 228402104286503 is an apocalyptic number.
28402104286503 is a deficient number, since it is larger than the sum of its proper divisors (13675087249097).
28402104286503 is a wasteful number, since it uses less digits than its factorization.
28402104286503 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1051929788398 (or 1051929788392 counting only the distinct ones).
The product of its (nonzero) digits is 737280, while the sum is 45.
The spelling of 28402104286503 in words is "twenty-eight trillion, four hundred two billion, one hundred four million, two hundred eighty-six thousand, five hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •