Base | Representation |
---|---|
bin | 100000010101011011… |
… | …0000100010000001001 |
3 | 20122020021101202201200 |
4 | 1000222312010100021 |
5 | 2114202200334001 |
6 | 51522143334413 |
7 | 5005513515630 |
oct | 1005266042011 |
9 | 218207352650 |
10 | 69438293001 |
11 | 274a3119310 |
12 | 1155a8b1409 |
13 | 6717c6864c |
14 | 350a19a517 |
15 | 1c16159086 |
hex | 102ad84409 |
69438293001 has 48 divisors (see below), whose sum is σ = 125074255488. Its totient is φ = 36064569600.
The previous prime is 69438292967. The next prime is 69438293009. The reversal of 69438293001 is 10039283496.
It is a happy number.
It is not a de Polignac number, because 69438293001 - 213 = 69438284809 is a prime.
It is not an unprimeable number, because it can be changed into a prime (69438293009) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6065655 + ... + 6077091.
It is an arithmetic number, because the mean of its divisors is an integer number (2605713656).
Almost surely, 269438293001 is an apocalyptic number.
It is an amenable number.
69438293001 is a deficient number, since it is larger than the sum of its proper divisors (55635962487).
69438293001 is a wasteful number, since it uses less digits than its factorization.
69438293001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20222 (or 20219 counting only the distinct ones).
The product of its (nonzero) digits is 279936, while the sum is 45.
The spelling of 69438293001 in words is "sixty-nine billion, four hundred thirty-eight million, two hundred ninety-three thousand, one".
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