Base | Representation |
---|---|
bin | 10010101000101100… |
… | …101110000011100100 |
3 | 1220122112122200020221 |
4 | 102220230232003210 |
5 | 311440100230302 |
6 | 13105331134124 |
7 | 1305604406605 |
oct | 225054560344 |
9 | 56575580227 |
10 | 20010164452 |
11 | 85392417a3 |
12 | 3a65444344 |
13 | 1b6b8262c5 |
14 | d7b7addac |
15 | 7c1ac7937 |
hex | 4a8b2e0e4 |
20010164452 has 6 divisors (see below), whose sum is σ = 35017787798. Its totient is φ = 10005082224.
The previous prime is 20010164441. The next prime is 20010164467. The reversal of 20010164452 is 25446101002.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 13976914176 + 6033250276 = 118224^2 + 77674^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2501270553 + ... + 2501270560.
Almost surely, 220010164452 is an apocalyptic number.
It is an amenable number.
20010164452 is a deficient number, since it is larger than the sum of its proper divisors (15007623346).
20010164452 is a wasteful number, since it uses less digits than its factorization.
20010164452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5002541117 (or 5002541115 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 25.
Adding to 20010164452 its reverse (25446101002), we get a palindrome (45456265454).
The spelling of 20010164452 in words is "twenty billion, ten million, one hundred sixty-four thousand, four hundred fifty-two".
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