Base | Representation |
---|---|
bin | 11111010101100111010… |
… | …001010110010000001000 |
3 | 21121212120220021121212201 |
4 | 133111213101112100020 |
5 | 240240342332404021 |
6 | 4325150455045544 |
7 | 311405005212040 |
oct | 37254721262010 |
9 | 7555526247781 |
10 | 2153511216136 |
11 | 760331a37655 |
12 | 2a94466708b4 |
13 | 1280c93a93c7 |
14 | 763326bc720 |
15 | 3b03ee82591 |
hex | 1f567456408 |
2153511216136 has 64 divisors (see below), whose sum is σ = 4736741068800. Its totient is φ = 898810942272.
The previous prime is 2153511216089. The next prime is 2153511216139. The reversal of 2153511216136 is 6316121153512.
It is a super-2 number, since 2×21535112161362 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2153511216095 and 2153511216104.
It is not an unprimeable number, because it can be changed into a prime (2153511216139) by changing a digit.
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, 2692216 + ... + 3399271.
It is an arithmetic number, because the mean of its divisors is an integer number (74011579200).
Almost surely, 22153511216136 is an apocalyptic number.
It is an amenable number.
2153511216136 is an abundant number, since it is smaller than the sum of its proper divisors (2583229852664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2153511216136 is a wasteful number, since it uses less digits than its factorization.
2153511216136 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6091666 (or 6091662 counting only the distinct ones).
The product of its digits is 32400, while the sum is 37.
Adding to 2153511216136 its reverse (6316121153512), we get a palindrome (8469632369648).
The spelling of 2153511216136 in words is "two trillion, one hundred fifty-three billion, five hundred eleven million, two hundred sixteen thousand, one hundred thirty-six".
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