Base | Representation |
---|---|
bin | 110000010000111111… |
… | …0010000000010011100 |
3 | 100220112111012222200010 |
4 | 1200201332100002130 |
5 | 3144233142304402 |
6 | 115341001403220 |
7 | 10326344336436 |
oct | 1404176200234 |
9 | 326474188603 |
10 | 103649181852 |
11 | 3aa59296477 |
12 | 18107a99510 |
13 | 9a0a84c748 |
14 | 5033973656 |
15 | 2a697b3a6c |
hex | 1821f9009c |
103649181852 has 12 divisors (see below), whose sum is σ = 241848091016. Its totient is φ = 34549727280.
The previous prime is 103649181829. The next prime is 103649181893. The reversal of 103649181852 is 258181946301.
It is a happy number.
103649181852 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×1036491818522 (a number of 23 digits) contains 22 as substring.
It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4318715899 + ... + 4318715922.
Almost surely, 2103649181852 is an apocalyptic number.
103649181852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
103649181852 is an abundant number, since it is smaller than the sum of its proper divisors (138198909164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103649181852 is a wasteful number, since it uses less digits than its factorization.
103649181852 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8637431828 (or 8637431826 counting only the distinct ones).
The product of its (nonzero) digits is 414720, while the sum is 48.
The spelling of 103649181852 in words is "one hundred three billion, six hundred forty-nine million, one hundred eighty-one thousand, eight hundred fifty-two".
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