Base | Representation |
---|---|
bin | 10001111110100… |
… | …10010111111101 |
3 | 101111202211202202 |
4 | 20333102113331 |
5 | 302101324221 |
6 | 22544201245 |
7 | 3510563435 |
oct | 1077222775 |
9 | 344684682 |
10 | 150808061 |
11 | 78144368 |
12 | 42609225 |
13 | 25322951 |
14 | 160592c5 |
15 | d38dd0b |
hex | 8fd25fd |
150808061 has 4 divisors (see below), whose sum is σ = 151597824. Its totient is φ = 150018300.
The previous prime is 150808057. The next prime is 150808081. The reversal of 150808061 is 160808051.
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, and also an emirpimes, since its reverse is a distinct semiprime: 160808051 = 179 ⋅898369.
It is a cyclic number.
It is not a de Polignac number, because 150808061 - 22 = 150808057 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (150808001) 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, 394595 + ... + 394976.
It is an arithmetic number, because the mean of its divisors is an integer number (37899456).
Almost surely, 2150808061 is an apocalyptic number.
It is an amenable number.
150808061 is a deficient number, since it is larger than the sum of its proper divisors (789763).
150808061 is an equidigital number, since it uses as much as digits as its factorization.
150808061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 789762.
The product of its (nonzero) digits is 1920, while the sum is 29.
The square root of 150808061 is about 12280.3933568921. The cubic root of 150808061 is about 532.2816796991.
The spelling of 150808061 in words is "one hundred fifty million, eight hundred eight thousand, sixty-one".
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