Base | Representation |
---|---|
bin | 100100000100111110… |
… | …010001110101011100 |
3 | 10200222201122102200202 |
4 | 210010332101311130 |
5 | 1113313430444013 |
6 | 25443540443032 |
7 | 2540652522104 |
oct | 440476216534 |
9 | 120881572622 |
10 | 38738140508 |
11 | 15479741361 |
12 | 76113a9478 |
13 | 386480c942 |
14 | 1c36b78204 |
15 | 101ad2c858 |
hex | 904f91d5c |
38738140508 has 6 divisors (see below), whose sum is σ = 67791745896. Its totient is φ = 19369070252.
The previous prime is 38738140501. The next prime is 38738140531. The reversal of 38738140508 is 80504183783.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38738140501) 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 as a sum of consecutive naturals, namely, 4842267560 + ... + 4842267567.
It is an arithmetic number, because the mean of its divisors is an integer number (11298624316).
Almost surely, 238738140508 is an apocalyptic number.
It is an amenable number.
38738140508 is a deficient number, since it is larger than the sum of its proper divisors (29053605388).
38738140508 is a wasteful number, since it uses less digits than its factorization.
38738140508 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9684535131 (or 9684535129 counting only the distinct ones).
The product of its (nonzero) digits is 645120, while the sum is 47.
The spelling of 38738140508 in words is "thirty-eight billion, seven hundred thirty-eight million, one hundred forty thousand, five hundred eight".
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