Base | Representation |
---|---|
bin | 110000010000101111… |
… | …1111000101100011001 |
3 | 100220111221020120200120 |
4 | 1200201133320230121 |
5 | 3144224123100123 |
6 | 115340115023453 |
7 | 10326216564555 |
oct | 1404137705431 |
9 | 326457216616 |
10 | 103641221913 |
11 | 3aa5484a009 |
12 | 1810529ab89 |
13 | 9a08cc3618 |
14 | 50328a0865 |
15 | 2a68c402e3 |
hex | 18217f8b19 |
103641221913 has 16 divisors (see below), whose sum is σ = 142742102016. Its totient is φ = 66820248720.
The previous prime is 103641221911. The next prime is 103641221927. The reversal of 103641221913 is 319122146301.
It is not a de Polignac number, because 103641221913 - 21 = 103641221911 is a prime.
It is a super-3 number, since 3×1036412219133 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (103641221911) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236431 + ... + 513012.
It is an arithmetic number, because the mean of its divisors is an integer number (8921381376).
Almost surely, 2103641221913 is an apocalyptic number.
It is an amenable number.
103641221913 is a deficient number, since it is larger than the sum of its proper divisors (39100880103).
103641221913 is a wasteful number, since it uses less digits than its factorization.
103641221913 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 750964.
The product of its (nonzero) digits is 7776, while the sum is 33.
The spelling of 103641221913 in words is "one hundred three billion, six hundred forty-one million, two hundred twenty-one thousand, nine hundred thirteen".
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