Base | Representation |
---|---|
bin | 10101011110000110011110… |
… | …01100101110001101100100 |
3 | 20012011120221212220021210002 |
4 | 22233003033030232031210 |
5 | 22142022233211030411 |
6 | 244225411142320432 |
7 | 12642036622432100 |
oct | 1257031714561544 |
9 | 205146855807702 |
10 | 47213756736356 |
11 | 140532728aa211 |
12 | 5366413729118 |
13 | 20463132c9932 |
14 | b9322d864900 |
15 | 56d21147033b |
hex | 2af0cf32e364 |
47213756736356 has 18 divisors (see below), whose sum is σ = 96113719070838. Its totient is φ = 20234467172640.
The previous prime is 47213756736353. The next prime is 47213756736383. The reversal of 47213756736356 is 65363765731274.
It can be written as a sum of positive squares in only one way, i.e., 32543830278400 + 14669926457956 = 5704720^2 + 3830134^2 .
It is a junction number, because it is equal to n+sod(n) for n = 47213756736292 and 47213756736301.
It is not an unprimeable number, because it can be changed into a prime (47213756736353) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 120443256785 + ... + 120443257176.
It is an arithmetic number, because the mean of its divisors is an integer number (5339651059491).
Almost surely, 247213756736356 is an apocalyptic number.
It is an amenable number.
47213756736356 is an abundant number, since it is smaller than the sum of its proper divisors (48899962334482).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47213756736356 is a wasteful number, since it uses less digits than its factorization.
47213756736356 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 240886513979 (or 240886513970 counting only the distinct ones).
The product of its digits is 400075200, while the sum is 65.
The spelling of 47213756736356 in words is "forty-seven trillion, two hundred thirteen billion, seven hundred fifty-six million, seven hundred thirty-six thousand, three hundred fifty-six".
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