Base | Representation |
---|---|
bin | 10010111010110101… |
… | …011100101100111001 |
3 | 1221102202012121100020 |
4 | 102322311130230321 |
5 | 313100444130203 |
6 | 13155441001053 |
7 | 1316260625016 |
oct | 227265345471 |
9 | 57382177306 |
10 | 20314442553 |
11 | 8684a783a9 |
12 | 3b2b323189 |
13 | 1bb9891412 |
14 | da9d7870d |
15 | 7dd67e153 |
hex | 4bad5cb39 |
20314442553 has 32 divisors (see below), whose sum is σ = 30212611200. Its totient is φ = 12065872896.
The previous prime is 20314442543. The next prime is 20314442567. The reversal of 20314442553 is 35524441302.
It is not a de Polignac number, because 20314442553 - 24 = 20314442537 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20314442543) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1322803 + ... + 1338071.
It is an arithmetic number, because the mean of its divisors is an integer number (944144100).
Almost surely, 220314442553 is an apocalyptic number.
It is an amenable number.
20314442553 is a deficient number, since it is larger than the sum of its proper divisors (9898168647).
20314442553 is a wasteful number, since it uses less digits than its factorization.
20314442553 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16681.
The product of its (nonzero) digits is 57600, while the sum is 33.
Adding to 20314442553 its reverse (35524441302), we get a palindrome (55838883855).
The spelling of 20314442553 in words is "twenty billion, three hundred fourteen million, four hundred forty-two thousand, five hundred fifty-three".
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