Base | Representation |
---|---|
bin | 1011101110000… |
… | …0101110111001 |
3 | 10102111022222121 |
4 | 2323200232321 |
5 | 100040430001 |
6 | 4513321241 |
7 | 1134545020 |
oct | 273405671 |
9 | 112438877 |
10 | 49155001 |
11 | 25823975 |
12 | 14566221 |
13 | a2508cc |
14 | 67578b7 |
15 | 44ae6a1 |
hex | 2ee0bb9 |
49155001 has 4 divisors (see below), whose sum is σ = 56177152. Its totient is φ = 42132852.
The previous prime is 49154953. The next prime is 49155013. The reversal of 49155001 is 10055194.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 49155001 - 29 = 49154489 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (49155031) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3511065 + ... + 3511078.
It is an arithmetic number, because the mean of its divisors is an integer number (14044288).
Almost surely, 249155001 is an apocalyptic number.
It is an amenable number.
49155001 is a deficient number, since it is larger than the sum of its proper divisors (7022151).
49155001 is an equidigital number, since it uses as much as digits as its factorization.
49155001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7022150.
The product of its (nonzero) digits is 900, while the sum is 25.
The square root of 49155001 is about 7011.0627582414. The cubic root of 49155001 is about 366.3160125162.
The spelling of 49155001 in words is "forty-nine million, one hundred fifty-five thousand, one".
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