Base | Representation |
---|---|
bin | 110000001001101101… |
… | …1010011011110100011 |
3 | 100212220111000101000101 |
4 | 1200103123103132203 |
5 | 3143233203434000 |
6 | 115300443003231 |
7 | 10320322121002 |
oct | 1402333233643 |
9 | 325814011011 |
10 | 103405139875 |
11 | 3a943562094 |
12 | 1805a209517 |
13 | 999c114bcb |
14 | 500d3a8c39 |
15 | 2a53159e6a |
hex | 18136d37a3 |
103405139875 has 16 divisors (see below), whose sum is σ = 131484521376. Its totient is φ = 81163274400.
The previous prime is 103405139869. The next prime is 103405139923. The reversal of 103405139875 is 578931504301.
It is a happy number.
It is not a de Polignac number, because 103405139875 - 215 = 103405107107 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7797537 + ... + 7810786.
It is an arithmetic number, because the mean of its divisors is an integer number (8217782586).
Almost surely, 2103405139875 is an apocalyptic number.
103405139875 is a deficient number, since it is larger than the sum of its proper divisors (28079381501).
103405139875 is an equidigital number, since it uses as much as digits as its factorization.
103405139875 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15608391 (or 15608381 counting only the distinct ones).
The product of its (nonzero) digits is 453600, while the sum is 46.
The spelling of 103405139875 in words is "one hundred three billion, four hundred five million, one hundred thirty-nine thousand, eight hundred seventy-five".
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