Base | Representation |
---|---|
bin | 110000011000100010… |
… | …0001010000100011010 |
3 | 100221012010200012220100 |
4 | 1200301010022010122 |
5 | 3200243002413011 |
6 | 115422044440230 |
7 | 10335540505320 |
oct | 1406104120432 |
9 | 327163605810 |
10 | 103902388506 |
11 | 4007920a374 |
12 | 18178849076 |
13 | 9a4b145877 |
14 | 5059445d10 |
15 | 2a81b2cd56 |
hex | 183110a11a |
103902388506 has 48 divisors (see below), whose sum is σ = 261122157504. Its totient is φ = 29243313792.
The previous prime is 103902388501. The next prime is 103902388517. The reversal of 103902388506 is 605883209301.
It is a happy number.
103902388506 is a `hidden beast` number, since 10 + 39 + 0 + 23 + 88 + 506 = 666.
It is not an unprimeable number, because it can be changed into a prime (103902388501) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6145455 + ... + 6162338.
It is an arithmetic number, because the mean of its divisors is an integer number (5440044948).
Almost surely, 2103902388506 is an apocalyptic number.
103902388506 is an abundant number, since it is smaller than the sum of its proper divisors (157219768998).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103902388506 is a wasteful number, since it uses less digits than its factorization.
103902388506 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12307875 (or 12307872 counting only the distinct ones).
The product of its (nonzero) digits is 311040, while the sum is 45.
The spelling of 103902388506 in words is "one hundred three billion, nine hundred two million, three hundred eighty-eight thousand, five hundred six".
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