Base | Representation |
---|---|
bin | 100011111000110010… |
… | …000110010111111101 |
3 | 10200110110210210000020 |
4 | 203320302012113331 |
5 | 1112404101334440 |
6 | 25411353122353 |
7 | 2532620243040 |
oct | 437062062775 |
9 | 120413723006 |
10 | 38533621245 |
11 | 15384251a79 |
12 | 75749b93b9 |
13 | 3831332622 |
14 | 1c1793ac57 |
15 | 1007dce3d0 |
hex | 8f8c865fd |
38533621245 has 16 divisors (see below), whose sum is σ = 70461479040. Its totient is φ = 17615369664.
The previous prime is 38533621241. The next prime is 38533621253. The reversal of 38533621245 is 54212633583.
It is not a de Polignac number, because 38533621245 - 22 = 38533621241 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 38533621197 and 38533621206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38533621241) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183493330 + ... + 183493539.
It is an arithmetic number, because the mean of its divisors is an integer number (4403842440).
Almost surely, 238533621245 is an apocalyptic number.
38533621245 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
38533621245 is a deficient number, since it is larger than the sum of its proper divisors (31927857795).
38533621245 is a wasteful number, since it uses less digits than its factorization.
38533621245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 366986884.
The product of its digits is 518400, while the sum is 42.
The spelling of 38533621245 in words is "thirty-eight billion, five hundred thirty-three million, six hundred twenty-one thousand, two hundred forty-five".
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