Base | Representation |
---|---|
bin | 10010100001010… |
… | …10101010100001 |
3 | 101211100022100021 |
4 | 21100222222201 |
5 | 304233122001 |
6 | 23225553441 |
7 | 3564400162 |
oct | 1120525241 |
9 | 354308307 |
10 | 155364001 |
11 | 7a776301 |
12 | 44045881 |
13 | 26259580 |
14 | 168c3769 |
15 | d98dba1 |
hex | 942aaa1 |
155364001 has 4 divisors (see below), whose sum is σ = 167315092. Its totient is φ = 143412912.
The previous prime is 155363993. The next prime is 155364017. The reversal of 155364001 is 100463551.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100463551 = 1069 ⋅93979.
It can be written as a sum of positive squares in 2 ways, for example, as 11723776 + 143640225 = 3424^2 + 11985^2 .
It is a cyclic number.
It is not a de Polignac number, because 155364001 - 23 = 155363993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (155364091) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5975526 + ... + 5975551.
It is an arithmetic number, because the mean of its divisors is an integer number (41828773).
Almost surely, 2155364001 is an apocalyptic number.
It is an amenable number.
155364001 is a deficient number, since it is larger than the sum of its proper divisors (11951091).
155364001 is a wasteful number, since it uses less digits than its factorization.
155364001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11951090.
The product of its (nonzero) digits is 1800, while the sum is 25.
The square root of 155364001 is about 12464.5096574234. The cubic root of 155364001 is about 537.5887011355.
The spelling of 155364001 in words is "one hundred fifty-five million, three hundred sixty-four thousand, one".
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