Base | Representation |
---|---|
bin | 1101111000010100101010… |
… | …11011100101000111000111 |
3 | 11000001221000121121212110011 |
4 | 12330022111123211013013 |
5 | 13000040132411443310 |
6 | 144525510300211051 |
7 | 6300116052504400 |
oct | 674122533450707 |
9 | 130057017555404 |
10 | 30522544640455 |
11 | 97a85a180160a |
12 | 350b582539a87 |
13 | 14053571c3b5a |
14 | 7774288069a7 |
15 | 37de64c7078a |
hex | 1bc2956e51c7 |
30522544640455 has 24 divisors (see below), whose sum is σ = 42618774605472. Its totient is φ = 20923951390272.
The previous prime is 30522544640449. The next prime is 30522544640459. The reversal of 30522544640455 is 55404644522503.
It is not a de Polignac number, because 30522544640455 - 211 = 30522544638407 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (49).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30522544640399 and 30522544640408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30522544640459) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16355587 + ... + 18125956.
It is an arithmetic number, because the mean of its divisors is an integer number (1775782275228).
Almost surely, 230522544640455 is an apocalyptic number.
30522544640455 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
30522544640455 is a deficient number, since it is larger than the sum of its proper divisors (12096229965017).
30522544640455 is a wasteful number, since it uses less digits than its factorization.
30522544640455 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34485175 (or 34485168 counting only the distinct ones).
The product of its (nonzero) digits is 11520000, while the sum is 49.
The spelling of 30522544640455 in words is "thirty trillion, five hundred twenty-two billion, five hundred forty-four million, six hundred forty thousand, four hundred fifty-five".
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