Base | Representation |
---|---|
bin | 10010101110101011… |
… | …011000000000000110 |
3 | 1220220112101222211102 |
4 | 102232223120000012 |
5 | 312141240202040 |
6 | 13123313140102 |
7 | 1311233135144 |
oct | 225653300006 |
9 | 56815358742 |
10 | 20110475270 |
11 | 858a9257a6 |
12 | 3a92b5a632 |
13 | 1b86548412 |
14 | d8ac42594 |
15 | 7ca7de515 |
hex | 4aead8006 |
20110475270 has 32 divisors (see below), whose sum is σ = 37838432448. Its totient is φ = 7681056768.
The previous prime is 20110475251. The next prime is 20110475309. The reversal of 20110475270 is 7257401102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56942 + ... + 208478.
It is an arithmetic number, because the mean of its divisors is an integer number (1182451014).
Almost surely, 220110475270 is an apocalyptic number.
20110475270 is a deficient number, since it is larger than the sum of its proper divisors (17727957178).
20110475270 is a wasteful number, since it uses less digits than its factorization.
20110475270 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 152144.
The product of its (nonzero) digits is 3920, while the sum is 29.
Adding to 20110475270 its reverse (7257401102), we get a palindrome (27367876372).
The spelling of 20110475270 in words is "twenty billion, one hundred ten million, four hundred seventy-five thousand, two hundred seventy".
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