Base | Representation |
---|---|
bin | 10010000101000… |
… | …00101100011101 |
3 | 101120100210000022 |
4 | 21002200230131 |
5 | 302310400044 |
6 | 23014241525 |
7 | 3521013314 |
oct | 1102405435 |
9 | 346323008 |
10 | 151653149 |
11 | 7867128a |
12 | 429562a5 |
13 | 2555a4bb |
14 | 161d927b |
15 | d4a93ee |
hex | 90a0b1d |
151653149 has 4 divisors (see below), whose sum is σ = 151684764. Its totient is φ = 151621536.
The previous prime is 151653127. The next prime is 151653163. The reversal of 151653149 is 941356151.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 118417924 + 33235225 = 10882^2 + 5765^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-151653149 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 (151653169) 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, 6962 + ... + 18755.
It is an arithmetic number, because the mean of its divisors is an integer number (37921191).
Almost surely, 2151653149 is an apocalyptic number.
It is an amenable number.
151653149 is a deficient number, since it is larger than the sum of its proper divisors (31615).
151653149 is an equidigital number, since it uses as much as digits as its factorization.
151653149 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31614.
The product of its digits is 16200, while the sum is 35.
The square root of 151653149 is about 12314.7533065019. The cubic root of 151653149 is about 533.2740829578.
The spelling of 151653149 in words is "one hundred fifty-one million, six hundred fifty-three thousand, one hundred forty-nine".
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