Base | Representation |
---|---|
bin | 100100000011111101… |
… | …110001011011000111 |
3 | 10200221112211022120110 |
4 | 210003331301123013 |
5 | 1113300113334120 |
6 | 25442134204103 |
7 | 2540356012641 |
oct | 440375613307 |
9 | 120845738513 |
10 | 38721230535 |
11 | 15470141679 |
12 | 76077b3633 |
13 | 386116bb40 |
14 | 1c34815891 |
15 | 10195dc2e0 |
hex | 903f716c7 |
38721230535 has 16 divisors (see below), whose sum is σ = 66719659104. Its totient is φ = 19062759552.
The previous prime is 38721230521. The next prime is 38721230539. The reversal of 38721230535 is 53503212783.
It is not a de Polignac number, because 38721230535 - 27 = 38721230407 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a junction number, because it is equal to n+sod(n) for n = 38721230493 and 38721230502.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38721230539) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99285012 + ... + 99285401.
It is an arithmetic number, because the mean of its divisors is an integer number (4169978694).
Almost surely, 238721230535 is an apocalyptic number.
38721230535 is a deficient number, since it is larger than the sum of its proper divisors (27998428569).
38721230535 is a wasteful number, since it uses less digits than its factorization.
38721230535 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 198570434.
The product of its (nonzero) digits is 151200, while the sum is 39.
The spelling of 38721230535 in words is "thirty-eight billion, seven hundred twenty-one million, two hundred thirty thousand, five hundred thirty-five".
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