Base | Representation |
---|---|
bin | 10010110001000011… |
… | …010110011111111001 |
3 | 1221000022101001200000 |
4 | 102301003112133321 |
5 | 312231440040001 |
6 | 13131255103213 |
7 | 1312225565025 |
oct | 226103263771 |
9 | 57008331600 |
10 | 20150315001 |
11 | 86003669a3 |
12 | 3aa4371b09 |
13 | 1b9188701b |
14 | d92253385 |
15 | 7ce05da86 |
hex | 4b10d67f9 |
20150315001 has 48 divisors (see below), whose sum is σ = 30392264448. Its totient is φ = 13341283200.
The previous prime is 20150314993. The next prime is 20150315027. The reversal of 20150315001 is 10051305102.
It is not a de Polignac number, because 20150315001 - 23 = 20150314993 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20150315401) by changing a digit.
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 47 ways as a sum of consecutive naturals, for example, 44092365 + ... + 44092821.
It is an arithmetic number, because the mean of its divisors is an integer number (633172176).
Almost surely, 220150315001 is an apocalyptic number.
It is an amenable number.
20150315001 is a deficient number, since it is larger than the sum of its proper divisors (10241949447).
20150315001 is an equidigital number, since it uses as much as digits as its factorization.
20150315001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1324 (or 1312 counting only the distinct ones).
The product of its (nonzero) digits is 150, while the sum is 18.
The spelling of 20150315001 in words is "twenty billion, one hundred fifty million, three hundred fifteen thousand, one".
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