Base | Representation |
---|---|
bin | 10010101001100011… |
… | …001001100111111001 |
3 | 1220200112111121020001 |
4 | 102221203021213321 |
5 | 312002223330040 |
6 | 13111001033001 |
7 | 1306136605363 |
oct | 225143114771 |
9 | 56615447201 |
10 | 20024433145 |
11 | 85462a8002 |
12 | 3a6a185761 |
13 | 1b71780b12 |
14 | d7d645d33 |
15 | 7c2e9559a |
hex | 4a98c99f9 |
20024433145 has 16 divisors (see below), whose sum is σ = 24261830208. Its totient is φ = 15864638400.
The previous prime is 20024433139. The next prime is 20024433151. The reversal of 20024433145 is 54133442002.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (20024433139) and next prime (20024433151).
It is not a de Polignac number, because 20024433145 - 215 = 20024400377 is a prime.
It is a Duffinian 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, 3127087 + ... + 3133483.
It is an arithmetic number, because the mean of its divisors is an integer number (1516364388).
Almost surely, 220024433145 is an apocalyptic number.
It is an amenable number.
20024433145 is a deficient number, since it is larger than the sum of its proper divisors (4237397063).
20024433145 is a wasteful number, since it uses less digits than its factorization.
20024433145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12360.
The product of its (nonzero) digits is 11520, while the sum is 28.
Adding to 20024433145 its reverse (54133442002), we get a palindrome (74157875147).
The spelling of 20024433145 in words is "twenty billion, twenty-four million, four hundred thirty-three thousand, one hundred forty-five".
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