Base | Representation |
---|---|
bin | 10010111110010001… |
… | …000000111011011010 |
3 | 1221120202111211222002 |
4 | 102332101000323122 |
5 | 313210213003344 |
6 | 13205254401002 |
7 | 1320560101250 |
oct | 227621007332 |
9 | 57522454862 |
10 | 20372000474 |
11 | 8704510531 |
12 | 3b46660162 |
13 | 1bc8794967 |
14 | db387c5d0 |
15 | 7e374d44e |
hex | 4be440eda |
20372000474 has 32 divisors (see below), whose sum is σ = 35406429696. Its totient is φ = 8610928560.
The previous prime is 20372000471. The next prime is 20372000477. The reversal of 20372000474 is 47400027302.
It is an interprime number because it is at equal distance from previous prime (20372000471) and next prime (20372000477).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (20372000471) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264869 + ... + 333015.
It is an arithmetic number, because the mean of its divisors is an integer number (1106450928).
Almost surely, 220372000474 is an apocalyptic number.
20372000474 is a deficient number, since it is larger than the sum of its proper divisors (15034429222).
20372000474 is a wasteful number, since it uses less digits than its factorization.
20372000474 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68450.
The product of its (nonzero) digits is 9408, while the sum is 29.
Adding to 20372000474 its reverse (47400027302), we get a palindrome (67772027776).
The spelling of 20372000474 in words is "twenty billion, three hundred seventy-two million, four hundred seventy-four", and thus it is an aban number.
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