Base | Representation |
---|---|
bin | 100011110010011010… |
… | …100111111011101001 |
3 | 10200012000210220012221 |
4 | 203302122213323221 |
5 | 1112144230211240 |
6 | 25353015434041 |
7 | 2530152305245 |
oct | 436232477351 |
9 | 120160726187 |
10 | 38426803945 |
11 | 15329a24612 |
12 | 7545085921 |
13 | 3815172b1a |
14 | 1c07693425 |
15 | eed82ea4a |
hex | 8f26a7ee9 |
38426803945 has 8 divisors (see below), whose sum is σ = 47702239560. Its totient is φ = 29681393280.
The previous prime is 38426803913. The next prime is 38426803949. The reversal of 38426803945 is 54930862483.
It can be written as a sum of positive squares in 4 ways, for example, as 268697664 + 38158106281 = 16392^2 + 195341^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 38426803945 - 25 = 38426803913 is a prime.
It is a super-2 number, since 2×384268039452 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 38426803892 and 38426803901.
It is not an unprimeable number, because it can be changed into a prime (38426803949) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132506076 + ... + 132506365.
It is an arithmetic number, because the mean of its divisors is an integer number (5962779945).
Almost surely, 238426803945 is an apocalyptic number.
It is an amenable number.
38426803945 is a deficient number, since it is larger than the sum of its proper divisors (9275435615).
38426803945 is a wasteful number, since it uses less digits than its factorization.
38426803945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 265012475.
The product of its (nonzero) digits is 4976640, while the sum is 52.
The spelling of 38426803945 in words is "thirty-eight billion, four hundred twenty-six million, eight hundred three thousand, nine hundred forty-five".
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